Fitbit Research Library

Last Updated Sep 29, 2022

The following 963 publications have used Fitbit devices in research. Know of another study not on our list? Send it to us.

Category
Validation
Device(s)
All
Population
All
Data Used
All
Title Author Year Journal/Proceedings Category Device(s) Population Data Used Links
Movement toward a novel activity monitoring device
details
Montgomery-Downs, H.E., Insana, S.P. and Bond, J.A. 2012 Sleep and Breathing Validation Classic Adults Sleep
Accuracy of the Fitbit pedometer for self-paced and prescribed physical activity
details
Ramirez, E., Peterson, C., Wu, W. and Norman, G.J. 2012 Medicine & Science in Sports & Exercise Validation Classic Adults Steps
A comparison of energy expenditure estimation of several physical activity monitors.
details
Dannecker, K.L., Sazonova, N.A., Melanson, E.L., Sazonov, E.S. and Browning, R.C. 2013 Medicine and Science in Sports and Exercise Validation Classic Adults Energy Expenditure
An evaluation of wearable activity monitoring devices
details
Guo, F., Li, Y., Kankanhalli, M.S. and Brown, M.S. 2013 Proceedings of the 1st ACM international workshop on Personal data meets distributed multimedia - PDM '13 Validation Ultra
One
Zip
Adults Steps
Distance
Comparison of steps and energy expenditure assessment in adults of Fitbit Tracker and Ultra to the Actical and indirect calorimetry.
details
Noah, A.J., Spierer, D.K., Gu, J. and Bronner, S. 2013 Journal of Medical Engineering & Technology Validation Classic
Ultra
Adults Steps
Energy Expenditure
Validity of using tri-axial accelerometers to measure human movement - Part II: Step counts at a wide range of gait velocities.
details
Fortune, E., Lugade, V., Morrow, M. and Kaufman, K. 2014 Medical Engineering & Physics Validation Classic Adults Steps
Comparison of FitBit® Ultra to ActiGraph™ GT1M for Assessment of Physical Activity in Young Adults During Treadmill Walking
details
Gusmer, R., Bosch, T., Watkins, A., Ostrem, J. and Dengel, D. 2014 The Open Sports Medicine Journal Validation Classic Adults Steps
Energy Expenditure
Validity of consumer-based physical activity monitors.
details
Lee, J.-M., Kim, Y. and Welk, G.J. 2014 Medicine and Science in Sports and Exercise Validation One
Zip
Adults Energy Expenditure
Effect of walking speed and placement position interactions in determining the accuracy of various newer pedometers
details
Park, W., Lee, V.J., Ku, B. and Tanaka, H. 2014 Journal of Exercise Science & Fitness Validation Ultra Adults Steps
Comparative assessment of sleep quality estimates using home monitoring technology
details
Perez-Macias, J.M., Jimison, H., Korhonen, I. and Pavel, M. 2014 2014 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society Validation One Adults Sleep
An inexpensive device for monitoring patients' weights via automated hovering
details
Shaffer, J.A., Diaz, K., Alcántara, C., Edmondson, D., Krupka, D.J., Chaplin, W.F. and Davidson, K.W. 2014 International Journal of Cardiology Validation Aria Adults Weight
Caloric expenditure assessment among older adults: criterion validity of a novel accelerometry device.
details
Stahl, S.T. and Insana, S.P. 2014 Journal of Health Psychology Validation Classic Older Adults Energy Expenditure
Validation of the Fitbit One activity monitor device during treadmill walking.
details
Takacs, J., Pollock, C.L., Guenther, J.R., Bahar, M., Napier, C. and Hunt, M.A. 2014 Journal of Science and Medicine in Sport Validation One Adults Steps
Distance
An Evaluation of Commercial Pedometers for Monitoring Slow Walking Speed Populations.
details
Beevi, F.H.A., Miranda, J., Pedersen, C.F. and Wagner, S. 2015 Telemedicine journal and e-health : the official journal of the American Telemedicine Association Validation Zip Adults Steps
Accuracy of smartphone applications and wearable devices for tracking physical activity data.
details
Case, M.A., Burwick, H.A., Volpp, K.G. and Patel, M.S 2015 JAMA Validation One
Zip
Flex
Adults Steps
Fitbit®: An accurate and reliable device for wireless physical activity tracking
details
Diaz, K.M., Krupka, D.J., Chang, M.J., Peacock, J., Ma, Y., Goldsmith, J., Schwartz, J.E. and Davidson, K.W. 2015 International Journal of Cardiology Validation One
Flex
Adults Steps
Energy Expenditure
Measuring steps with the Fitbit activity tracker: an inter-device reliability study
details
Dontje, M.L., de Groot, M., Lengton, R.R., van der Schans, C.P. and Krijnen, W.P. 2015 Journal of Medical Engineering & Technology Validation Ultra Adults Steps
Are Currently Available Wearable Devices for Activity Tracking and Heart Rate Monitoring Accurate, Precise, and Medically Beneficial?
details
El-Amrawy, F. and Nounou, M.I. 2015 Healthcare Informatics Research Validation Flex Adults Steps
The validity of consumer-level, activity monitors in healthy adults worn in free-living conditions: a cross-sectional study.
details
Ferguson, T., Rowlands, A.V., Olds, T. and Maher, C. 2015 The International Journal of Behavioral Nutrition and Physical Activity Validation One
Zip
Adults Steps
Energy Expenditure
Intensity
Sleep
Using Commercial Activity Monitors to Measure Gait in Patients with Suspected iNPH: Implications for Ambulatory Monitoring.
details
Gaglani, S., Moore, J., Haynes, M.R., Hoffberger, J.B. and Rigamonti, D. 2015 Cure¯us Validation Ultra Adults Steps
Reliability and validity of ten consumer activity trackers.
details
Kooiman, T.J.M., Dontje, M.L., Sprenger, S.R., Krijnen, W.P., van der Schans, C.P. and de Groot, M. 2015 BMC Sports Science, Medicine and Rehabilitation Validation One
Flex
Adults Steps
Comparison of a Commercial Accelerometer with Polysomnography and Actigraphy in Children and Adolescents
details
Meltzer, L.J., Hiruma, L.S., Avis, K., Montgomery-Downs, H. and Valentin, J. 2015 Sleep Validation Ultra Children
Adolescents
Sleep
Validity of the Fitbit activity tracker for measuring steps in community-dwelling older adults
details
Paul, S.S., Tiedemann, A., Hassett, L.M., Ramsay, E., Kirkham, C., Chagpar, S. and Sherrington, C. 2015 BMJ Open Sport & Exercise Medicine Validation One
Zip
Older Adults Steps
Comparison of Three Inexpensive Commercially Available Activity Monitors to a Previously Validated Tri-Axial Accelerometer
details
Reid, R.E., Comptour, A.M., Insogna, J.A., Bewski, N.A., Sciortino, C.D. and Andersen, R.E. 2015 Medicine & Science in Sports & Exercise Validation One
Force
Adults Steps
Intensity
24 Hours of Sleep, Sedentary Behavior, and Physical Activity with Nine Wearable Devices
details
Rosenberger, M.E., Buman, M.P., Haskell, W.L., McConnell, M.V. and Carstensen, L.L. 2015 Medicine and Science in Sports and Exercise Validation One Adults Steps
Intensity
Sleep
Validation of the Fitbit wireless activity tracker for prediction of energy expenditure.
details
Sasaki, J.E., Hickey, A., Mavilia, M., Tedesco, J., John, D., Kozey Keadle, S. and Freedson, P.S. 2015 Journal of Physical Activity & Health Validation Classic Adults Energy Expenditure
Capturing step counts at slow walking speeds in older adults: comparison of ankle and waist placement of measuring device.
details
Simpson, L.A., Eng, J.J., Klassen, T.D., Lim, S.B., Louie, D.R., Parappilly, B., Sakakibara, B.M. and Zbogar, D. 2015 Journal of Rehabilitation Medicine Validation One Older Adults Steps
Accuracy of the FitBit at walking speeds and cadences relevant to clinical rehabilitation populations
details
Singh, A.K., Farmer, C., Van Den Berg, M.L., Killington, M. and Barr, C.J. 2015 Disability and Health Journal Validation Zip Patients
Adults
Steps
Step Detection and Activity Recognition Accuracy of Seven Physical Activity Monitors
details
Storm, F.A., Heller, B.W. and Mazzà, C. 2015 PLOS ONE Validation One Adults Steps
Validation of Fitbit-Flex as a measure of free-living physical activity in a community-based phase III cardiac rehabilitation population
details
Alharbi, M., Bauman, A., Neubeck, L. and Gallagher, R. 2016 European Journal of Preventive Cardiology Validation Flex Patients
Adults
Steps
Intensity
An experimental analysis of active living technologies to review device accuracy
details
Altamimi, R. and Skinner, G. 2016 2016 IEEE Region 10 Conference (TENCON) Validation One
Flex
Adults Steps
Distance
Validation of Contemporary Physical Activity Tracking Technologies through Exercise in a Controlled Environment
details
Altamimi, R.I. and Skinner, G.D. 2016 International Journal of Medical, Health, Biomedical, Bioengineering and Pharmaceutical Engineering Validation One
Flex
Adults Distance
How valid are wearable physical activity trackers for measuring steps?
details
An, H.-S., Jones, G.C., Kang, S.-K., Welk, G.J. and Lee, J.-M. 2016 European Journal of Sport Science Validation Zip
Flex
Adults Steps
Comparison of consumer and research monitors under semistructured settings
details
Bai, Y., Welk, G.J., Nam, Y.H., Lee, J.A., Lee, J.M., Kim, Y., Meier, N.F. and Dixon, P.M. 2016 Medicine and Science in Sports and Exercise Validation Flex Adults Energy Expenditure
Accuracy and precision of smartphone applications and commercially available motion sensors in multiple sclerosis
details
Balto, J.M., Kinnett-Hopkins, D.L. and Motl, R.W. 2016 Multiple Sclerosis Journal - Experimental, Translational and Clinical Validation One
Flex
Patients
Adults
Steps
Comparative analysis of actigraphy performance in healthy young subjects
details
Bellone, G.J., Plano, S.A., Cardinali, D.P., Chada, D.P., Vigo, D.E. and Golombek, D.A. 2016 Sleep Science Validation Flex Adults Steps
Comparison of three different physiological wristband sensor systems and their applicability for resilience- and work load monitoring
details
Binsch, O., Wabeke, T. and Valk, P. 2016 2016 IEEE 13th International Conference on Wearable and Implantable Body Sensor Networks Validation Surge Adults Steps
Distance
Heart Rate
Concurrent Validity of Wearable Activity Trackers 1 in Free-living Conditions.
details
Brooke, S., An, H.-S., Kang, S.-K., Noble, J., Berg, K. and Lee, J.-M. 2016 Journal of Strength and Conditioning Research Validation Flex
Charge HR
Adults Energy Expenditure
Sleep
Accuracy of the Fitbit for Measuring Preschoolers' Physical Activity
details
Byun, W., Barry, A. and Lee, J.-M. 2016 Medicine & Science in Sports & Exercise Validation Flex Children Intensity
Fitbit Provides Valid Measures of Sedentary and Physical Activity in Preschool Children
details
Byun, W., Barry, A., Lee, J.-M. and Kim, Y. 2016 Circulation Validation Flex Children Intensity
Accuracy of Wristband Activity Monitors during Ambulation and Activities.
details
Chen, M.-D., Kuo, C.-C., Pellegrini, C.A. and Hsu, M.-J. 2016 Medicine & Science in Sports & Exercise Validation Flex Adults Steps
Validating The Latest Commercial Physical Activity Monitors
details
Chow, J.J., Ward, R.E., Thom, J.M. and Parmenter, B.J. 2016 Medicine & Science in Sports & Exercise Validation One
Flex
Charge
Charge HR
Adults Intensity
Validity and inter-device reliability of dominant and non-dominant wrist worn activity trackers in suburban walking
details
De Man, M., Vanderploeg, E., Aimers, N., MacMahon, C., Wise, L. and Parrington, L. 2016 Sensoria: A Journal of Mind, Brain & Culture Validation Charge HR Adults Steps
Accuracy of Wrist and Hip-worn Commercial Physical Activity Monitors In Free Living Conditions
details
Deyarmin, K.N., Snyder, K.M., Mihalik, A.G. and Hargens, T.A. 2016 Medicine & Science in Sports & Exercise Validation One
Charge
Older Adults
Adolescents
Steps
Shaffer, J.A., Ma, Y., Goldsmith, J., Schwartz, J.E. and Davidson, K.W. Validation of the Fitbit One® for physical activity measurement at an upper torso attachment site
details
Diaz, K.M., Krupka, D.J., Chang, M.J., Shaffer, J.A., Ma, Y., Goldsmith, J., Schwartz, J.E. and Davidson, K.W. 2016 BMC Research Notes Validation One
Flex
Adults Steps
Energy Expenditure
A practical validation study of a commercial accelerometer using good and poor sleepers
details
Dickinson, D.L., Cazier, J. and Cech, T. 2016 Health Psychology Open Validation Charge HR Adults Sleep
Physical Activity Assessment Between Consumer- and Research-Grade Accelerometers: A Comparative Study in Free-Living Conditions
details
Dominick, M.G., Winfree, N.K., Pohlig, T.R. and Papas, A.M. 2016 JMIR Mhealth Uhealth Validation Flex Adults Steps
Energy Expenditure
Intensity
Comparative accuracy of fitness tracking modalities in quantifying energy expenditure
details
Dondzila, C. and Garner, D. 2016 Journal of Medical Engineering & Technology Validation Charge Adults Energy Expenditure
Validation of Consumer-Based Hip and Wrist Activity Monitors in Older Adults With Varied Ambulatory Abilities.
details
Floegel, T.A., Florez-Pregonero, A., Hekler, E.B. and Buman, M.P. 2016 The Journals of Gerontology. Series A, Biological Sciences and Medical Sciences Validation One
Flex
Older Adults Steps
Reliability and Validity of Ten Consumer Activity Trackers Depend on Walking Speed
details
Fokkema, T., Kooiman, T.J., Krijnen, W.P., van der Schans, C.P. and de Groot, M. 2016 Medicine & Science in Sports & Exercise Validation Charge HR Adults Steps
Estimating Physical Activity and Sedentary Behavior in a Free-Living Context: A Pragmatic Comparison of Consumer-Based Activity Trackers and ActiGraph Accelerometry
details
Gomersall, S.R., Ng, N., Burton, N.W., Pavey, T.G., Gilson, N.D. and Brown, W.J. 2016 Journal of Medical Internet Research Validation One Adults Steps
Intensity
Accuracy of Commercial Activity Trackers to Measure Energy Expenditure During a Controlled Exercise Trial
details
Hargens, T.A., Deyarmin, K.N., Snyder, K.M., Mihalik, A.G. and Sharpe, L.E. 2016 Medicine & Science in Sports & Exercise Validation One
Charge
Adults Energy Expenditure
Validity of FitBit, Jawbone UP, Nike+ and other wearable devices for level and stair walking
details
Huang, Y., Xu, J., Yu, B. and Shull, P.B. 2016 Gait & Posture Validation One
Zip
Flex
Adults Steps
Distance
Validation of Biofeedback Wearables for Photoplethysmographic Heart Rate Tracking
details
Jo, E., Lewis, K., Directo, D., Kim, M.J. and Dolezal, B.A. 2016 Journal of Sports Science & Medicine Validation Charge HR Adults Heart Rate
Validity of Wearable Fitness Trackers on Sleep Measure
details
Keill, A.K., An, H.-S., Dinkel, D.M. and Lee, J.-M. 2016 Medicine & Science in Sports & Exercise Validation Charge HR Adults Sleep
"Stepping Up" Activity poststroke: Ankle-Positioned Accelerometer Can Accurately Record Steps During Slow Walking
details
Klassen, T.D., Simpson, L.A., Lim, S.B., Louie, D.R., Parappilly, B., Sakakibara, B.M., Zbogar, D. and Eng, J.J. 2016 Physical Therapy Validation One Older Adults
Patients
Steps
Examining The Validity Of Fitbit Charge HR For Measuring Heart Rate In Free-living Conditions
details
Lee, J.-M.M., An, H., Kang, S.-k., Kim, Y. and Dinkel, D. 2016 Medicine & Science in Sports & Exercise Validation Charge HR Adults Heart Rate
Evidence of Convergent Validity for Measuring Free-Living Walking Using Wearable Devices
details
Lee, M., Choi, J.-Y., Lee, K., Min, J., Kim, J. and Choi, M.C. 2016 Medicine & Science in Sports & Exercise Validation One
Charge
Adults Steps
Validation and Accuracy of FITBIT Charge: A Pilot Study in a University Worksite Walking Program
details
Leininger, L.J., Cook, B.J. and Adams, K.J. 2016 Journal of Fitness Research Validation Charge Adults Steps
Intensity
Validation And Accuracy Of Fitbit Charge
details
Leininger, L.J., Cook, B.J., Jones, V., Bellumori, M. and Adams, K.J. 2016 Medicine & Science in Sports & Exercise Validation Charge Adults Steps
Intensity
Reliability of Sleep Measures from Four Personal Health Monitoring Devices Compared to Research-Based Actigraphy and Polysomnography
details
Mantua, J., Gravel, N. and Spencer, R. 2016 Sensors Validation Flex Adults Sleep
Consumer-based Physical Activity Monitors and Research-grade Accelerometers Underestimate Physical Activity in a Semi-structured Setting
details
Montoye, A.H., Tuttle, M.S., Nelson, M.B., Steeves, J.A. and Kaminsky, L.A. 2016 Circulation Validation One
Zip
Flex
Adults Steps
Energy Expenditure
Accuracy of Wearable Devices for Estimating Total Energy Expenditure
details
Murakami, H., Kawakami, R., Nakae, S., Nakata, Y., Ishikawa-Takata, K., Tanaka, S. and Miyachi, M. 2016 JAMA Internal Medicine Validation Flex Adults Energy Expenditure
Validity of Consumer-Based Physical Activity Monitors for Specific Activity Types.
details
Nelson, M.B., Kaminsky, L.A., Dickin, D.C. and Montoye, A.H.K. 2016 Medicine and Science in Sports and Exercise Validation One
Zip
Flex
Adults Steps
Energy Expenditure
These Shoes Are Made for Walking: Sensitivity Performance Evaluation of Commercial Activity Monitors under the Expected Conditions and Circumstances Required to Achieve the International Daily Step Goal of 10,000 Steps.
details
O'Connell, S., ÓLaighin, G., Kelly, L., Murphy, E., Beirne, S., Burke, N., Kilgannon, O. and Quinlan, L.R. 2016 PLOS ONE Validation One Adults Steps
A Comparison Study Of The Fitbit Activity Monitor And PSG For Assessing Sleep Patterns And Movement In Children
details
Osterbauer, B., Koempel, J.A., Davidson Ward, S.L., Fisher, L.M. and Don, D.M. 2016 Journal of Otolaryngology Advances Validation Flex Children Sleep
Validation of the Fitbit One, Garmin Vivofit and Jawbone UP activity tracker in estimation of energy expenditure during treadmill walking and running
details
Price, K., Bird, S.R., Lythgo, N., Raj, I.S., Wong, J.Y.L. and Lynch, C. 2016 Journal of Medical Engineering & Technology Validation One Adults Energy Expenditure
Can Commercially Available Pedometers Be Used For Physical Activity Monitoring In Patients With COPD Following Exacerbations?
details
Prieto-Centurion, V., Bracken, N., Norwick, L., Zaidi, F., Mutso, A.A., Morken, V., Coultas, D.B., Rand, C.S., Marquez, D.X. and Krishnan, J.A. 2016 Chronic Obstructive Pulmonary Diseases: Journal of the COPD Foundation Validation Zip
Force
Patients
Adults
Steps
Validity and reliability of Fitbit activity monitors compared to ActiGraph GT3X+ with female adults in a free-living environment
details
Reid, R.E., Insogna, J.A., Carver, T.E., Comptour, A.M., Bewski, N.A., Sciortino, C. and Andersen, R.E. 2016 Journal of Science and Medicine in Sport Validation One
Flex
Adults Steps
Intensity
Validation of the Fitbit Zip for monitoring physical activity among free-living adolescents
details
Schneider, M. and Chau, L. 2016 BMC Research Notes Validation Zip Adolescents Steps
Assessment of Distance Measurement with Selected Wearable Devices in Telemonitoring
details
Schneider, Z., Shahbazian, J. and Krishnan, S.M. 2016 2016 32nd Southern Biomedical Engineering Conference (SBEC) Validation Flex Adults Distance
Accuracy Of Wrist-worn Activity Monitors At Three Walking Speeds On The Treadmill
details
Smith, J.D. 2016 Medicine & Science in Sports & Exercise Validation Flex Adults Steps
How accurate are the wrist-based heart rate monitors during walking and running activities? Are they accurate enough?
details
Stahl, S.E., An, H.-S., Dinkel, D.M., Noble, J.M. and Lee, J.-M. 2016 BMJ Open Sport & Exercise Medicine Validation Charge HR Adults Heart Rate
Validity and Reliability of Fitbit Flex for Step Count, Moderate to Vigorous Physical Activity and Activity Energy Expenditure
details
Sushames, A., Edwards, A., Thompson, F., McDermott, R. and Gebel, K. 2016 PLOS ONE Validation Flex Adults Steps
Energy Expenditure
Intensity
Validity of commercial activity trackers in children with congenital heart disease
details
Voss, C., Gardner, R.F., Dean, P.H. and Harris, K.C. 2016 Canadian Journal of Cardiology Validation Charge HR Adolescents Steps
Intensity
Accuracy of Heart Rate Watches: Implications for Weight Management
details
Wallen, M.P., Gomersall, S.R., Keating, S.E., Wisløff, U. and Coombes, J.S. 2016 PLOS ONE Validation Charge HR Adults Steps
Energy Expenditure
Heart Rate
Accuracy of wrist-worn heart rate monitors
details
Wang, R., Blackburn, G., Desai, M. and et al 2016 JAMA Cardiology Validation Charge HR Adults Heart Rate
Measures of sleep and cardiac functioning during sleep using a multi-sensory commercially-available wristband in adolescents
details
de Zambotti, M., Baker, F.C., Willoughby, A.R., Godino, J.G., Wing, D., Patrick, K. and Colrain, I.M 2016 Physiology & Behavior Validation Charge HR Adolescents Sleep
Heart Rate
How Accurate Is Your Activity Tracker? A Comparative Study of Step Counts in Low-Intensity Physical Activities
details
Alinia, P., Cain, C., Fallahzadeh, R., Shahrokni, A., Cook, D. and Ghasemzadeh, H. 2017 JMIR Mhealth and Uhealth Validation One
Zip
Flex
Adults Steps
Step Count Accuracy of the Stepwatch and FitBit One Among Individuals with a Unilateral Transtibial Amputation
details
Arch, E.S., Sions, J.M. and Horne, J.R. 2017 American Academy of Orthotists & Prosthetists Validation One Patients
Adults
Steps
The Validity of Fitbit Charge in Free Living Conditions
details
Bai, Y., Ellingson, L. and Welk, G. 2017 Medicine & Science in Sports & Exercise Validation Charge Adults Steps
Intensity
Comparative evaluation of heart rate-based monitors: Apple Watch vs Fitbit Charge HR
details
Bai, Y., Hibbing, P., Mantis, C. and Welk, G.J. 2017 Journal of Sports Sciences Validation Charge HR Adults Steps
Energy Expenditure
Heart Rate
The Accuracy of Personal Activity Monitoring Devices
details
Battenberg, A.K., Donohoe, S., Robertson, N. and Schmalzried, T.P. 2017 Seminars in Arthroplasty Validation One
Force
Adults Steps
Estimation of sleep stages in a healthy adult population from optical plethysmography and accelerometer signals
details
Beattie, Z., Oyang, Y., Statan, A., Ghoreyshi, A., Pantelopoulos, A., Russell, A. and Heneghan, C. 2017 Physiological Measurement Validation Surge Adults Sleep
Estimation of Sleep Stages Using Cardias and Accelerometer Data from a Wrist-Worn Device
details
Beattie, Z., Pantelopoulos, A., Ghoreyshi, A., Oyang, Y., Statan, A. and Heneghan, C. 2017 Sleep Validation Charge 2 Adults Sleep
Determining the Reliability of Several Consumer-Based Physical Activity Monitors
details
Bock, J., Kaminsky, L., Harber, M. and Montoye, A. 2017 Technologies Validation One
Zip
Flex
Adults Steps
Energy Expenditure
Intensity
Accuracy of Wearable Devices for Determining Physiological Measures during Different Physical Activities
details
Boudreaux, B.D., Cormier, C.L., Williams, B.M., Hebert, E.P. and Kraemer, R.R. 2017 Medicine & Science in Sports & Exercise Validation Charge HR Adults Steps
Energy Expenditure
Heart Rate
Validity of Wearable Activity Monitors during Cycling and Resistance Exercise
details
Boudreaux, B.D., Hebert, E.P., Hollander, D.B., Williams, B.M., Cormier, C.L., Naquin, M.R., Gillan, W.W., Gusew, E.E. and Kraemer, R.R. 2017 Medicine & Science in Sports & Exercise Validation Charge 2
Blaze
Adults Energy Expenditure
Heart Rate
Validity of Fitbit's active minutes as compared with a research-grade accelerometer and self-reported measures
details
Brewer, W., Swanson, B.T. and Ortiz, A. 2017 BMJ Open Sport & Exercise Medicine Validation Adults Steps
Intensity
The Accuracy of Heart Rate Monitoring by Some Wrist-Worn Activity Trackers
details
Cadmus-Bertram, L., Gangnon, R., Wirkus, E.J., Thraen-Borowski, K.M. and Gorzelitz-Liebhauser, J. 2017 Annals of Internal Medicine Validation Charge HR Adults Heart Rate
Accuracy of step count measured by physical activity monitors: the effect of gait speed and anatomical placement site.
details
Chow, J.J., Thom., J.M., Wewege, M.A., Ward, R.E. and Parmenter, B.J. 2017 Gait & Posture Validation One
Flex
Charge HR
Adults Steps
Accuracy of Accelerometer (Fitbit® ChargeHR™) Measured Distance and Heart Rate in Patients with Pulmonary Arterial Hypertension
details
Chowdhury, A., Sehgal, S., Rabih, F., Gadre, A. and Highland, K.B. 2017 American Journal of Respiratory and Critical Care Medicine Validation Charge HR Patients
Adults
Distance
Heart Rate
Assessment of laboratory and daily energy expenditure estimates from consumer multi-sensor physical activity monitors
details
Chowdhury, E.A., Western, M.J., Nightingale, T.E., Peacock, O.J. and Thompson, D. 2017 PLOS ONE Validation Charge HR Adults Energy Expenditure
Comparison of wrist-worn Fitbit Flex and waist-worn ActiGraph for measuring steps in free-living adults
details
Chu, A.H.Y., Ng, S.H.X., Paknezhad, M., Gauterin, A., Koh, D., Brown, M.S. and Müller-Riemenschneider, F. 2017 PLOS ONE Validation Flex Adults Steps
Applicability of consumer activity monitor data in marathon events: an exploratory study
details
Constantinou, V., Felber, A.E. and Chan, J.L. 2017 Journal of Medical Engineering & Technology Validation Adults Steps
Energy Expenditure
Distance
Utility of the Fitbit Flex to Evaluate Sleep in Major Depressive Disorder: A comparison against polysomnography and wrist-worn actigraphy
details
Cook, J.D., Prairie, M.L., Plante, D.T., Finn, L., Benca, R., Nielsen, G., Straume, S., Nordhus, I., Coleman, J., Lee-Chiong, T., Pancer, J., Swick, T., Committee, S. and Medicine, A. 2017 Journal of Affective Disorders Validation Flex Patients
Adults
Sleep
Using Wrist-Worn Actigraphic Devices to Measure Sleep in People with Huntington's Disease
details
Dao, P., Maskevich, S., Jumabhoy, R., Drummond, S. and Stout, J. 2017 Sleep Validation One Patients
Adults
Sleep
Does Wearable Technology Provide Accurate Heart Rate Measures While Playing Pickleball Doubles?
details
Denning, M., Smith, M., Zagrodnik, J. and Ruden, T. 2017 Medicine & Science in Sports & Exercise Validation Charge HR Adults Heart Rate
An Examination of Body Mass Index Influence on Activity Tracker Accuracy
details
Dondzila, C., Johnson, H. and Steckel, M. 2017 Medicine & Science in Sports & Exercise Validation One
Charge HR
Adults Steps
Intensity
Estimating Accuracy at Exercise Intensities: A Comparative Study of Self-Monitoring Heart Rate and Physical Activity Wearable Devices
details
Dooley, E.E., Golaszewski, N.M. and Bartholomew, J.B. 2017 JMIR mHealth and uHealth Validation Charge HR Adults Energy Expenditure
Heart Rate
Varying Exercise Intensities: The Accuracy of Three Self-Monitoring Heart Rate and Physical Activity Wearable Devices
details
Dooley, E.E., Golaszewski, N.M. and Bartholomew, J.B. 2017 Medicine & Science in Sports & Exercise Validation Charge HR Adults Energy Expenditure
Heart Rate
Quantitative and qualitative measures of poststroke walking activity with inertial technologies
details
Duclos, N., Tavares, L.A., Parent, G., Aissaoui, R., Nadeau, S. and Duclos, C. 2017 Annals of Physical and Rehabilitation Medicine Validation One Patients
Adults
Steps
The Validity of Consumer-Level Activity Monitors in Healthy Older Adults in Free-Living Conditions
details
Farina, N. and Lowry, R.G. 2017 Journal of Aging and Physical Activity Validation Charge HR Older Adults Steps
Caloric Expenditure Using Indirect Calorimetry, Apple Watch Sport, and Fitbit Zip
details
Ferrara CM, Smyth S, Mullan E and Burke C 2017 Journal of Exercise Physiology Validation Zip Adults Energy Expenditure
Accuracy of Fitbit Activity Trackers During Walking in a Controlled Setting
details
Gamez, J.L., Gonzalez, J., Leyva, P., Figueroa, I.A., Lucio, N., Salazar, V.E., Salazar, C., Garcia, M. and Funk, M.D. 2017 Medicine & Science in Sports & Exercise Validation One
Zip
Flex
Charge HR
Blaze
Adults Steps
Accuracy of Smartwatches in Assessing College Students’ Energy Expenditure in Exercise with Different Intensities
details
Gao, Z., Li, X., Zeng, N., Pope, Z., Yang, H., Liu, W., Xiong, H., Chen, Y., Li, J. and He, W. 2017 Medicine & Science in Sports & Exercise Validation Surge Adults Energy Expenditure
Variable Accuracy of Wearable Heart Rate Monitors during Aerobic Exercise
details
Gillinov, S., Etiwy, M., Wang, R., Blackburn, G., Phelan, D., Gillinov, A.M., Houghtaling, P., Javadikasgari, H. and Desai, M.Y. 2017 Medicine & Science in Sports & Exercise Validation Blaze Adults Heart Rate
Fitbit Charge HR Wireless Heart Rate Monitor: Validation Study Conducted Under Free-Living Conditions
details
Gorny, A.W., Liew, S.J., Tan, C.S. and Müller-Riemenschneider, F. 2017 JMIR mHealth and uHealth Validation Charge HR Adults Heart Rate
Accuracy of the Fitbit Zip for Measuring Steps for Adolescents With Visual Impairments
details
Haegele, J.A., Brian, A.S. and Wolf, D. 2017 Adapted Physical Activity Quarterly Validation Zip Patients
Adolescents
Steps
Physical activity among children: objective measurements using Fitbit One® and ActiGraph
details
Hamari, L., Kullberg, T., Ruohonen, J., Heinonen, O.J., Díaz-Rodríguez, N., Lilius, J., Pakarinen, A., Myllymäki, A., Leppänen, V. and Salanterä, S. 2017 BMC Research Notes Validation One Children Steps
Validity Of The Diagnostix 2100 And Fitbit Charge HR In Assessing Heart Rate
details
Hardekopf, P. and Fountaine, C. 2017 Medicine & Science in Sports & Exercise Validation Charge HR Adults Heart Rate
The Accuracy of Wrist-worn Heart Rate Monitors across a Range of Exercise Intensities
details
Hough, P., Glaister, M. and Pledger, A. 2017 Journal of Physical Activity Research Validation Charge HR Adults Heart Rate
Validity of the Fitbit One for Measuring Activity in Community-Dwelling Stroke Survivors
details
Hui, J., Heyden, R., Bao, T., Accettone, N., McBay, C., Richardson, J. and Tang, A. 2017 Physiotherapy Canada Validation One Patients
Adults
Steps
The Accuracy of Pedometers in Measuring Walking Steps on a Treadmill in College Students
details
Husted, H. and Llewellyn, T. 2017 International Journal of Exercise Science Validation Charge Adults Steps
Comparison of four Fitbit and Jawbone activity monitors with a research-grade ActiGraph accelerometer for estimating physical activity and energy expenditure
details
Imboden, M.T., Nelson, M.B., Kaminsky, L.A. and Montoye, A.H. 2017 British Journal of Sports Medicine Validation One
Zip
Flex
Adults Steps
Intensity
Wrist-Worn Activity Monitoring Devices Overestimate Sleep Duration and Efficiency in Healthy Adults
details
Jumabhoy, R., Dao, P., Maskevich, S., Stout, J. and Drummond, S. 2017 Sleep Validation One Adults Sleep
Validity of a commercial wearable sleep tracker in adult insomnia disorder patients and good sleepers
details
Kang, S.-G., Kang, J.M., Ko, K.-P., Park, S.-C., Mariani, S. and Weng, J. 2017 Journal of Psychosomatic Research Validation Flex Patients
Adults
Sleep
Examination of a Wearable Activity Tracker to Assess Children’s Physical Activity
details
Kang, S.-K., An, H.-S., Hong, S. and Lee, J-M. 2017 Medicine & Science in Sports & Exercise Validation Charge HR Children Intensity
Consumer-Based Physical Activity Monitor as a Practical Way to Measure Walking Intensity During Inpatient Stroke Rehabilitation
details
Klassen, T.D., Semrau, J.A., Dukelow, S.P., Bayley, M.T., Hill, M.D. and Eng, J.J. 2017 Stroke Validation One Patients
Adults
Steps
Heart Rate Assessment by Smart Watch: Utility or Futility?
details
Koshy, A., Sajeev, J., Zureik, M., Rajakariar, K., Street, M., Cosgrave, N., Wong, M., Hamer, A., Cooke, J., Roberts, L. and Teh, A. 2017 Heart, Lung and Circulation Validation Blaze Patients
Adults
Heart Rate
Comparison of Wearable Activity Tracker with Actigraphy for Sleep Evaluation and Circadian Rest-Activity Rhythm Measurement in Healthy Young Adults
details
Lee, H.-A., Lee, H.-J., Moon, J.-H., Lee, T., Kim, M.-G., In, H., Cho, C.-H. and Kim, L. 2017 Psychiatry Investigation Validation Charge HR Adults Steps
Sleep
Heart Rate
Evaluation of Commercial Self-Monitoring Devices for Clinical Purposes: Results from the Future Patient Trial, Phase I.
details
Leth, S., Hansen, J., Nielsen, O.W. and Dinesen, B. 2017 Sensors Validation One
Zip
Charge HR
Adults Steps
Heart Rate
Considering interpersonal differences in validating wearable sleep-tracking technologies
details
Liang, Z. and Martell, M.A.C. 2017 2017 Tenth International Conference on Mobile Computing and Ubiquitous Network Validation Charge 2 Adults Sleep
Are wearable EEG devices more accurate than fitness wristbands for home sleep Tracking? Comparison of consumer sleep trackers with clinical devices
details
Liang, Z. and Nishimura, T. 2017 2017 IEEE 6th Global Conference on Consumer Electronics Validation Charge 2 Adults Sleep
Fitness band accuracy in older community dwelling adults
details
Madigan, E.A. 2017 Health Informatics Journal Validation Flex Older Adults Steps
Step Count Accuracy and Reliability from Activity Monitors Worn by Mobility-Intact Older Adults
details
Maganja, S., Donaldson, M. and Mackey, D. 2017 Innovation in Aging Validation One
Charge
Older Adults Steps
Validity of the Fitbit? Distance Traveled Feature Among Multiple Speed Trials
details
Marton, C.J. 2017 Medicine & Science in Sports & Exercise Validation Charge Adults Distance
Pilot Validation of Ambulatory Activity Monitors for Sleep Measurement in Huntington's Disease Gene Carriers
details
Maskevich, S., Jumabhoy, R., Dao, P.D., Stout, J.C. and Drummond, S.P. 2017 Journal of Huntington's Disease Validation One Patients
Adults
Sleep
A Validation Study of the Fitbit One in Daily Life Using Different Time Intervals
details
Middelweerd, A., Van der Ploeg, H.P., Van Halteren, A., Twisk, J., Brug, J. and Te Velde, S.J. 2017 Medicine & Science in Sports & Exercise Validation One Adults Steps
Intensity
Assessing the Use of Wrist-Worn Devices in Patients With Heart Failure: Feasibility Study
details
Moayedi, Y., Abdulmajeed, R., Duero Posada, J., Foroutan, F., Alba, A.C., Cafazzo, J. and Ross, H.J. 2017 JMIR Cardio Validation Charge HR Patients
Adults
Steps
Heart Rate
Mobile Device Accuracy for Step Counting Across Age Groups.
details
Modave, F., Guo, Y., Bian, J., Gurka, M.J., Parish, A., Smith, M.D., Lee, A.M. and Buford, T.W. 2017 JMIR mHealth and uHealth Validation Surge Older Adults
Adults
Steps
Energy Expenditure and Step Count Analysis of the Fitbit Flex Activity Tracker
details
Montes, J. and Navalta, J. 2017 Medicine & Science in Sports & Exercise Validation Flex Adults Steps
Energy Expenditure
Comparative Accuracy of a Wrist-Worn Activity Tracker and a Smart Shirt for Physical Activity Assessment
details
Montoye, A.H.K., Mitrzyk, J.R. and Molesky, M.J. 2017 Measurement in Physical Education and Exercise Validation Charge HR Adults Steps
Energy Expenditure
Heart Rate
Minimal Detectable Change Thresholds and Responsiveness of Zephyr Bioharness & Fitbit Charge Devices.
details
Nazari, G. and MacDermid, J.C. 2017 Journal of Strength and Conditioning Research Validation Charge HR Adults Heart Rate
Accuracy of Consumer Monitors for Measuring Sleep Across Seven Nights
details
Nowakowski, S., Grandner, M., Stout-Aguilar, J., Meers, J., Lewis-Powell, Z., Swartz, M., Choi, H. and Lyons, E. 2017 Sleep Validation Flex Adults Sleep
When a Step Is Not a Step! Specificity Analysis of Five Physical Activity Monitors
details
O’Connell, S., ÓLaighin, G. and Quinlan, L.R. 2017 PLOS ONE Validation One Adults Steps
Sources of Error with Wearable Step Counters
details
Park, S., Toth, L.P., Morton, A.L., Pittman, W.L., Sarasaltik, D. and Bassett, D.R. 2017 Medicine & Science in Sports & Exercise Validation Zip
Charge
Adults Steps
Accuracy And Reliability Of The Fitbit Charge? Activity Tracker Among Older Adults
details
Powers, M., Smith, M., Henderson, O. and Bodman, T. 2017 Medicine & Science in Sports & Exercise Validation Charge Older Adults Steps
Validation of a self-monitoring tool for use in exercise therapy.
details
Powierza, C.S., Clark, M.D., Hughes, J.M., Carneiro, K.A. and Mihalik, J.P. 2017 PM&R Validation Charge HR Adults Heart Rate
Accuracy of Fitbit Charge 2 Worn at Different Wrist Locations During Exercise
details
Salazar, V.E., Lucio, N.D. and Funk, M.D. 2017 Medicine & Science in Sports & Exercise Validation Charge 2 Adults Heart Rate
Step count accuracy and reliability of two activity tracking devices in people after stroke
details
Schaffer, S.D., Holzapfel, S.D., Fulk, G. and Bosch, P.R. 2017 Physiotherapy Theory and Practice Validation Zip Patients
Adults
Steps
Validity and reliability of the Fitbit Zip as a measure of preschool children's step count
details
Sharp, C.A., Mackintosh, K.A., Erjavec, M., Pascoe, D.M. and Horne, P.J. 2017 BMJ Open Sport & Exercise Medicine Validation Zip Children Steps
Accuracy in Wrist-Worn, Sensor-Based Measurements of Heart Rate and Energy Expenditure in a Diverse Cohort
details
Shcherbina, A., Mattsson, C., Waggott, D., Salisbury, H., Christle, J., Hastie, T., Wheeler, M. and Ashley, E. 2017 Journal of Personalized Medicine Validation Surge Adults Energy Expenditure
Heart Rate
Accuracy Of Steps, Energy Expenditure, And Distance In Nine Activity Trackers
details
Smith, M.A. 2017 Medicine & Science in Sports & Exercise Validation Charge
Charge HR
Surge
Adults Steps
Energy Expenditure
Distance
Fitbit And Actigraph: A Comparison Of Physical Activity And Sedentary Time In Overweight/obese Adults
details
Szabo-Reed, A.N., Willis, E., Ptomey, L., Washburn, R. and Donnelly, J. 2017 Medicine & Science in Sports & Exercise Validation Flex Adults Steps
Intensity
Accuracy of a step counter during treadmill and daily life walking by healthy adults and patients with cardiac disease
details
Thorup, C.B., Andreasen, J.J., Sørensen, E.E., Grønkjær, M., Dinesen, B.I. and Hansen, J. 2017 BMJ Open Validation Zip Patients
Adults
Steps
Validity of Different Activity Monitors to Count Steps in an Inpatient Rehabilitation Setting.
details
Treacy, D., Hassett, L., Schurr, K., Chagpar, S., Paul, S.S. and Sherrington, C. 2017 Physical Therapy Validation One
Charge
Patients
Adults
Steps
The Fitbit One Physical Activity Tracker in Men With Prostate Cancer: Validation Study
details
Van Blarigan, E.L., Kenfield, S.A., Tantum, L., Cadmus-Bertram, L.A., Carroll, P.R. and Chan, J.M. 2017 JMIR Cancer Validation One Patients
Adults
Steps
Intensity
Criterion-Validity of Commercially Available Physical Activity Tracker to Estimate Step Count, Covered Distance and Energy Expenditure during Sports Conditions
details
Wahl, Y., Düking, P., Droszez, A., Wahl, P. and Mester, J. 2017 Frontiers in Physiology Validation Charge
Charge HR
Adults Steps
Energy Expenditure
Distance
Evaluation on Step Counting Performance of Wristband Activity Monitors in Daily Living Environment
details
Wang, L., Liu, T., Wang, Y., Li, Q., Yi, J. and Inoue, Y. 2017 IEEE Access Validation Charge Adults Steps
Polysomnography vs Consumer Devices: Comparing Common Sleep Indices
details
Wedderburn-Bisshop, J., Kharatishvili-Bredt, I., Martin, I. and Tolhurst, S. 2017 Sleep Validation Charge HR Patients
Adults
Sleep
Wearable Heart Rate Monitor Technology Accuracy in Research: A Comparative Study Between PPG and ECG Technology
details
Weiler, D.T., Villajuan, S.O., Edkins, L., Cleary, S. and Saleem, J.J. 2017 Proceedings of the Human Factors and Ergonomics Society Annual Meeting Validation Charge HR Adults Heart Rate
Evaluating the Consistency of Current Mainstream Wearable Devices in Health Monitoring: A Comparison Under Free-Living Conditions
details
Wen, D., Zhang, X., Liu, X. and Lei, J. 2017 Journal of Medical Internet Research Validation Surge Adults Steps
Energy Expenditure
Intensity
Distance
Sleep
Validation of Three Wearable Fitness Trackers for Measuring Physical Activity in College Students
details
Witmer, C., Zhang, P., Godin, S. and Che, D. 2017 Medicine & Science in Sports & Exercise Validation Charge HR Adults Energy Expenditure
Using Wireless Pedometers to Measure Children's Physical Activity: How Reliable is the Fitbit Zip?
details
Xu, T., Byker, E.J. and Gonzales, M.R. 2017 Movement, Health & Exercise Validation Zip Children Steps
A validation study of Fitbit Charge 2™ compared with polysomnography in adults
details
de Zambotti, M., Goldstone, A., Claudatos, S., Colrain, I.M. and Baker, F.C. 2017 Chronobiology International Validation Charge 2 Adults Sleep
Step count accuracy of StepWatch and FitBit One™ among individuals with a unilateral transtibial amputation
details
Arch, E.S., Sions, J.M., Horne, J. and Bodt, B.A. 2018 Prosthetics and Orthotics International Validation One Patients
Adults
Steps
Assessment of the Fitbit Charge 2 for monitoring heart rate
details
Benedetto, S., Caldato, C., Bazzan, E., Greenwood, D.C., Pensabene, V. and Actis, P. 2018 PLOS ONE Validation Charge 2 Adults Heart Rate
Reliability and validity of two fitness tracker devices in the laboratory and home environment for older community-dwelling people
details
Burton, E., Hill, K.D., Lautenschlager, N.T., Thøgersen-Ntoumani, C., Lewin, G., Boyle, E. and Howie, E. 2018 BMC Geriatrics Validation Flex
Charge HR
Older Adults Steps
Intensity
Distance
Sleep
Classification Accuracy of a Wearable Activity Tracker for Assessing Sedentary Behavior and Physical Activity in 3–5-Year-Old Children
details
Byun, W., Lee, J.-M., Kim, Y. and Brusseau, T. 2018 International Journal of Environmental Research and Public Health Validation Flex Children Intensity
The Use of a Fitbit Device for Assessing Physical Activity and Sedentary Behavior in Preschoolers.
details
Byun, W., Kim, Y. and Brusseau, T.A. 2018 The Journal of pediatrics Validation Flex Children Intensity
Sleep
Validation of Fitness Tracker for Sleep Measures in Women with Asthma
details
Castner, J., Mammen, M.J., Jungquist, C., Licata, O., Pender, J.J., Wilding, G.E. and Sethi, S. 2018 Journal of Asthma Validation Charge Adults Sleep
Preliminary concurrent validity of the Fitbit-Zip and ActiGraph activity monitors for measuring steps in people with polymyalgia rheumatica.
details
Chandrasekar, A., Hensor, E.M.A., Mackie, S.L., Backhouse, M.R. and Harris, E. 2018 Gait & posture Validation Zip Patients
Adults
Steps
Validation of the Fitbit Flex in an Acute Post-Cardiac Surgery Patient Population
details
Daligadu, J., Pollock, C.L., Carlaw, K., Chin, M., Haynes, A., Thevaraajah Kopal, T., Tahsinul, A., Walters, K. and Colella, T.J.F. 2018 Physiotherapy Canada Validation Flex Patients Steps
Distance
Validation of PiezoRx Pedometer Derived Sedentary Time
details
Donahoe, K., MacDonald, D., Tremblay, M. and Saunders, T. 2018 International Journal of Exercise Science Validation Flex Adults Intensity
Congruent Accuracy of Wrist-worn Activity Trackers during Controlled and Free-living Conditions
details
Dondzilla, C.J., Lewis, C., Lopez, J. and Parker, T. 2018 International Journal of Exercise Science Validation Charge HR Adults Steps
Energy Expenditure
Heart Rate
Steps per Day Measured by Consumer Activity Trackers Worn at the Non-Dominant and Dominant Wrist Relative to a Waist-Worn Pedometer
details
Edwardson, C.L., Davies, M., Khunti, K., Yates, T. and Rowlands, A.V. 2018 Journal for the Measurement of Physical Behaviour Validation Flex Adults Steps
Accuracy of Fitbit Surge and Smartphone Apps at Measuring Cycling Distance and Speed
details
Gamez, J.L., Figueroa, I.A. and Funk, M.D. 2018 Medicine & Science in Sports & Exercise Validation Surge Adults Distance
Determining the Validity and Accuracy of Multiple Activity-Tracking Devices in Controlled and Free-Walking Conditions
details
Gaz, D.V., Rieck, T.M., Peterson, N.W., Ferguson, J.A., Schroeder, D.R., Dunfee, H.A., Henderzahs-Mason, J.M. and Hagen, P.T. 2018 American Journal of Health Promotion Validation One
Zip
Charge HR
Adults Steps
Distance
Assessment of the accuracy of nutrient calculations of five popular nutrition tracking applications
details
Griffiths, C., Harnack, L. and Pereira, M.A. 2018 Public Health Nutrition Validation Adults Food
Predicting Future Glucose Fluctuations Using Machine Learning and Wearable Sensor Data
details
HAYERI, A.M.I.R. 2018 Diabetes Validation Children Steps
Heart Rate
The Accuracy of Wrist-Worn Heart Rate Monitors Across a Range of Exercise Intensities
details
Hough, P. 2018 Medicine & Science in Sports & Exercise Validation Charge Adults Heart Rate
VALIDITY AND RELIABILITY OF THE FITBIT FLEX™ AND ACTIGRAPH GT3X+ AT JOGGING AND RUNNING SPEEDS.
details
Jones, D., Crossley, K., Dascombe, B., Hart, H.F. and Kemp, J. 2018 International journal of sports physical therapy Validation Flex Adults Steps
Impact Of Placement Of Wrist-worn Activity Monitors During The Lab And Free-living Settings
details
Kang, M., Lee, N.H., Jung, H.C., Jeon, S. and Lee, S. 2018 Medicine & Science in Sports & Exercise Validation Adults Steps
Energy Expenditure
Heart Rate
Use of Consumer Monitors for Estimating Energy Expenditure in Youth
details
Kaplan, A.S., Lamunion, S.R., Hibbing, P.R. and Crouter, S.E. 2018 Medicine & Science in Sports & Exercise Validation Charge 2 Children Energy Expenditure
Intensity
Validity of wearable activity monitors for tracking steps and estimating energy expenditure during a graded maximal treadmill test
details
Kendall, B., Bellovary, B. and Gothe, N.P. 2018 Journal of Sports Sciences Validation Flex Adults Steps
Energy Expenditure
Accuracy and precision of consumer-level activity monitors for stroke detection during wheelchair propulsion and arm ergometry
details
Kressler, J., Koeplin-Day, J., Muendle, B., Rosby, B., Santo, E. and Domingo, A. 2018 PLOS ONE Validation Flex Adults Steps
Accuracy of wearable physical activity trackers in people with Parkinson's disease
details
Lamont, R.M., Daniel, H.L., Payne, C.L. and Brauer, S.G. 2018 Gait & Posture Validation Charge HR Patients
Adults
Steps
Intensity
Comparison of Wearable Trackers’ Ability to Estimate Sleep
details
Lee, J.-M., Byun, W., Keill, A., Dinkel, D. and Seo, Y. 2018 International Journal of Environmental Research and Public Health Validation Charge HR Adults Sleep
Validation of Overall Energy Expenditure Measurements in the Fitbit Charge HR 2 and Apple Watch
details
Li, K., Nuss, K., Thomson, E.A., Comstock, A., Blake, S., Reinwald, S., Pimentel, R.E. and Tracy, B. 2018 Medicine & Science in Sports & Exercise Validation Charge HR Adults Energy Expenditure
Validity of Consumer Activity Wristbands and Wearable EEG for Measuring Overall Sleep Parameters and Sleep Structure in Free-Living Conditions
details
Liang, Z. and Chapa Martell, M.A. 2018 Journal of Healthcare Informatics Research Validation Charge 2 Adults Sleep
Validating Fitbit Zip for monitoring physical activity of children in school: a cross-sectional study
details
Mooses, K., Oja, M., Reisberg, S., Vilo, J. and Kull, M. 2018 BMC Public Health Validation Zip Children Steps
Intensity
Heart Rate Alters, But Does Not Improve, Calorie Predictions in Fitbit Activity Monitors
details
Montoye, A.H., Vusich, J., Mitrzyk, J. and Wiersma, M. 2018 Journal for the Measurement of Physical Behaviour Validation Charge HR
Flex 2
Charge 2
Blaze
Adults Energy Expenditure
Heart Rate
Reliability of Zephyr Bioharness and Fitbit Charge Measures of Heart Rate and Activity at Rest, During the Modified Canadian Aerobic Fitness Test and Recovery
details
Nazari, G., Macdermid, J.C., Kin., K.E.S.R., Richardson, J. and Tang, A. 2018 Journal of Strength and Conditioning Research Validation Charge HR Adults Heart Rate
Veterans’ Perspectives on Fitbit Use in Treatment for Post-Traumatic Stress Disorder: An Interview Study
details
Ng, A., Reddy, M., Zalta, A.K. and Schueller, S.M. 2018 JMIR Mental Health Validation Charge HR Patients Steps
Sleep
Dominant Vs Non-dominant Wrist
details
Park, S. 2018 Medicine & Science in Sports & Exercise Validation Charge Adults Steps
Accuracy of a Wrist-Worn Heart Rate Sensing Device during Elective Pediatric Surgical Procedures
details
Pelizzo, G., Guddo, A., Puglisi, A., De Silvestri, A., Comparato, C., Valenza, M., Bordonaro, E. and Calcaterra, V. 2018 Children Validation Charge HR Children
Adults
Heart Rate
Comparison Of Daily Energy Expenditure And Weekly Physical Activity Exposure Estimated Using Consumer And Research-grade Physical Activity Monitors During Officer Cadet Initial Military Training
details
Powell, S.D., Siddall, A.G., S Thompson, J.E., Edwards, V.C., Jackson, S., Greeves, J.P., Wardle, S., Blacker, S.D. and Myers, S.D. 2018 Medicine & Science in Sports & Exercise Validation Surge Adults Energy Expenditure
Impact of EPOC adjustment on estimation of energy expenditure using activity monitors
details
Pribyslavska, V., Caputo, J.L., Coons, J.M. and Barry, V.W. 2018 Journal of Medical Engineering & Technology Validation Surge Adults Energy Expenditure
Intensity
Physical Activity during Pregnancy Alters Gene Expression in Neonatal Tissue
details
Reynolds, L.J., Chavan, N.R., Rice, B.B., Maddox, H.F., Preston, J.D., DeHoff, L.B. and Pearson, K.J. 2018 Medicine & Science in Sports & Exercise Validation Flex Adults Steps
Consumer Wearable Devices for Activity Monitoring Among Individuals After a Stroke: A Prospective Comparison
details
Rozanski, G.M., Aqui, A., Sivakumaran, S. and Mansfield, A. 2018 JMIR Cardio Validation Charge HR Patients
Adults
Steps
Heart Rate
How well does a commercially available wearable device measure sleep in young athletes?
details
Sargent, C., Lastella, M., Romyn, G., Versey, N., Miller, D.J. and Roach, G.D. 2018 Chronobiology International Validation Charge HR Adults Sleep
Validation of Activity Tracking Procedures in Elderly Patients after Operative Treatment of Proximal Femur Fractures
details
Schmal, H., Holsgaard-Larsen, A., Izadpanah, K., Brønd, J.C., Madsen, C.F. and Lauritsen, J. 2018 Rehabilitation Research and Practice Validation Flex Patients Steps
Comparison of Research- and Consumer-grade Energy Expenditure Estimation Methods during 10 Days of Military Training
details
Siddall, A.G., Thompson, J.E.S., Powell, S.D., Edwards, V.C., Kefyalew, S.S., Singh, P.A., Orford, E.R., Venables, M.C., Jackson, S., Greeves, J.P., Blacker, S.D. and Myers, S.D. 2018 Medicine & Science in Sports & Exercise Validation Surge Adults Energy Expenditure
Heart Rate Equivalency of the Fitbit Charge HR During Continuous Aerobic Exercise
details
Stock, J.M., Pohlig, R.T., Botieri, M.J., Edwards, D.G. and Dominick, G.M. 2018 Journal for the Measurement of Physical Behaviour Validation Charge HR Adults Steps
Intensity
Heart Rate
Validation of Electronic Activity Monitor Devices During Treadmill Walking
details
Tam, K.M. and Cheung, S.Y. 2018 Telemedicine and e-Health Validation Charge HR Adults Steps
Validity of wrist-worn consumer products to measure heart rate and energy expenditure
details
Thiebaud, R.S., Funk, M.D., Patton, J.C., Massey, B.L., Shay, T.E., Schmidt, M.G. and Giovannitti, N. 2018 Digital Health Validation Surge Adults Energy Expenditure
Heart Rate
Video-Recorded Validation of Wearable Step Counters under Free-living Conditions
details
Toth, L.P., Park, S., Springer, C.M., Feyerabend, M.D., Steeves, J.A. and Bassett, D.R. 2018 Medicine & Science in Sports & Exercise Validation Zip
Charge
Adults Steps
Counting Steps in Activities of Daily Living in People With a Chronic Disease Using Nine Commercially Available Fitness Trackers: Cross-Sectional Validity Study.
details
Ummels, D., Beekman, E., Theunissen, K., Braun, S. and Beurskens, A.J. 2018 JMIR mHealth and uHealth Validation One
Flex
Adults Steps
The Wearable Technological Device as a Means of Physical Activity Monitoring
details
Underhill, A. 2018 Medicine & Science in Sports & Exercise Validation Flex Adults Steps
Intensity
Accuracy of Activity Trackers in Parkinson Disease: Should We Prescribe Them?
details
Wendel, N., Macpherson, C.E., Webber, K., Hendron, K., Tamara, D., Cristina, C.-S. and Ellis, T. 2018 Physical Therapy Validation Zip
Surge
Patients
Adults
Steps
The bit doesn't fit: Evaluation of a commercial activity-tracker at slower walking speeds.
details
Wong, C.K., Mentis, H.M. and Kuber, R. 2018 Gait & Posture Validation Ultra Older Adults Steps
Evaluating the Validity of Current Mainstream Wearable Devices in Fitness Tracking Under Various Physical Activities: Comparative Study
details
Xie, J., Wen, D., Liang, L., Jia, Y., Gao, L. and Lei, J. 2018 JMIR Mhealth Uhealth Validation Surge Adults Steps
Energy Expenditure
Distance
Sleep
Heart Rate
Personalized effect of health behavior on blood pressure: Machine learning based prediction and recommendation
details
Chiang, Po Han; Dey, Sujit 2018 2018 IEEE 20th International Conference on e-Health Networking, Applications and Services (Healthcom) Validation Charge HR Adults Steps
Accuracy of PurePulse photoplethysmography technology of Fitbit Charge 2 for assessment of heart rate during sleep
details
Haghayegh, Shahab; Khoshnevis, Sepideh; Smolensky, Michael H.; Diller, Kenneth R. 2019 Chronobiology International Validation Charge 2 Adults Heart Rate
Heart rate measures from the Apple Watch, Fitbit Charge HR 2, and electrocardiogram across different exercise intensities
details
Thomson, Elizabeth A.; Nuss, Kayla; Comstock, Ashley; Reinwald, Steven; Blake, Sophie; Pimentel, Richard E.; Tracy, Brian L.; Li, Kaigang 2019 Journal of Sports Sciences Validation Charge 2 Adults Heart Rate
Validation of Fitbit Charge 2 and Fitbit Alta HR Against Polysomnography for Assessing Sleep in Adults With Obstructive Sleep Apnea
details
Moreno-Pino, Fernando; Porras-Segovia, Alejandro; L{\'{o}}pez-Esteban, Pilar; Art{\'{e}}s, Antonio; Baca-Garc{\'{i}}a, Enrique 2019 Journal of Clinical Sleep Medicine Validation Charge 2 Adults Sleep
Validity Evaluation of the Fitbit Charge2 and the Garmin vivosmart HR+ in Free-Living Environments in an Older Adult Cohort.
details
Tedesco, Salvatore; Sica, Marco; Ancillao, Andrea; Timmons, Suzanne; Barton, John; O'Flynn, Brendan 2019 JMIR mHealth and uHealth Validation Charge 2 Older Adults Steps
Accuracy of fitbit wristbands in measuring sleep stage transitions and the effect of user-specific factors
details
Liang, Zilu; Chapa-Martell, Mario Alberto 2019 Journal of Medical Internet Research Validation Charge 2 Adults Sleep
Reliability of Zephyr Bioharness and Fitbit Charge Measures of Heart Rate and Activity at Rest, During the Modified Canadian Aerobic Fitness Test, and Recovery
details
Nazari, Goris; MacDermid, Joy C.; Sinden, Kathryn E.; Richardson, Julie; Tang, Ada 2019 Journal of Strength and Conditioning Research Validation Charge Adults Heart Rate
Concurrent validity of the Fitbit for assessing sedentary behavior and moderate-to-vigorous physical activity
details
Redenius, Nicklaus; Kim, Youngwon; Byun, Wonwoo 2019 BMC Medical Research Methodology Validation Flex Adults Intensity
Validity of Cardiorespiratory Fitness Measured with Fitbit Compared to V˙O2max
details
Klepin, Katharine; Wing, David; Higgins, Michael; Nichols, Jeanne; Godino, Job G. 2019 Medicine and science in sports and exercise Validation Charge 2 Adults Heart Rate
Preliminary Agreement on Tracking Sleep Between a Wrist-Worn Device Fitbit Alta and Consensus Sleep Diary
details
Liu, Jiaxing; Wong, Wing To; Zwetsloot, Inez Maria; Hsu, Yu Cheng; Tsui, Kwok Leung 2019 Telemedicine and e-Health Validation Alta Adults Sleep
Assessment of Accuracy of Overall Energy Expenditure Measurements for the Fitbit Charge HR 2 and Apple Watch
details
Nuss, Kayla J.; Thomson, Elizabeth A.; Courtney, Jimikaye B.; Comstock, Ashley; Reinwald, Steven; Blake, Sophie; Richard, E.; Tracy, Brian L.; Li, Kaigang 2019 American Journal of Health Behavior Validation Charge HR Adults Energy Expenditure
Validating Fitbit for Evaluation of Physical Activity in Patients with Knee Osteoarthritis: Do Thresholds Matter?
details
Silva, Genevieve S.; Yang, Heidi; Collins, Jamie E.; Losina, Elena 2019 ACR Open Rheumatology Validation Charge 2 Patients Intensity
What is the Agreement Between Two Generations of Commercial Accelerometer in a Free-Living Environment for Young to Middle-Aged Adults?
details
Jones, Denise M.; Hart, Harvi F.; Crossley, Kay M.; Ackerman, Ilana N.; Kemp, Joanne L. 2019 Journal for the Measurement of Physical Behaviour Validation Flex
Flex 2
Adults Steps
Free-Living Comparison of Physical Activity and Sleep Data from Fitbit Activity Trackers Worn on the Dominant and Nondominant Wrists
details
Clevenger, Kimberly A.; Molesky, Monroe J.; Vusich, John; Montoye, Alexander H. K. 2019 Measurement in Physical Education and Exercise Science Validation Flex
Flex 2
Adults Steps
Intensity
Distance
Sleep
Performance assessment of new-generation Fitbit technology in deriving sleep parameters and stages
details
Haghayegh, Shahab; Khoshnevis, Sepideh; Smolensky, Michael H.; Diller, Kenneth R.; Castriotta, Richard J. 2020 Chronobiology International Validation Charge 2 Adults Sleep
Performance of a commercial multi-sensor wearable (Fitbit Charge HR) in measuring physical activity and sleep in healthy children
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Godino, Job G.; Wing, David; de Zambotti, Massimiliano; Baker, Fiona C.; Bagot, Kara; Inkelis, Sarah; Pautz, Carina; Higgins, Michael; Nichols, Jeanne; Brumback, Ty; Chevance, Guillaume; Colrain, Ian M.; Patrick, Kevin; Tapert, Susan F. 2020 PLOS ONE Validation Charge HR Children Sleep
Minimal Detectable Change Thresholds and Responsiveness of Zephyr Bioharness and Fitbit Charge Devices
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Nazari, Goris; MacDermid, Joy C. 2020 Journal of Strength and Conditioning Research Validation Charge Adults Heart Rate
Impact of placement of fitbit HR under laboratory and free-living conditions
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Jung, Hyun Chul; Kang, Minsoo; Lee, Nan Hee; Jeon, Soeun; Lee, Sukho 2020 Sustainability (Switzerland) Validation Charge 2 Adults Heart Rate
Performance of Fitbit Charge 3 against polysomnography in measuring sleep in adolescent boys and girls
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Menghini, Luca; Yuksel, Dilara; Goldstone, Aimee; Baker, Fiona C.; de Zambotti, Massimiliano 2021 Chronobiology International Validation Charge 3 Adolescents Sleep
Heart Rate
A standardized framework for testing the performance of sleep-tracking technology: step-by-step guidelines and open-source code
details
Menghini, Luca; Cellini, Nicola; Goldstone, Aimee; Baker, Fiona C.; de Zambotti, Massimiliano 2021 Sleep Validation Charge 2 Adults Sleep
Comparing the accuracy of sleep staging data from a new wearable sleep electroencephalography device versus the Fitbit Charge 3 with polysomnography as reference
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Suzuki, Yoko; Abe, Takashi; Kawana, Fusae; Okabe, Satomi; Kokubo, Toshio; Hoshino, Kazuya; Baba, Misao; Fujiwara, Masaaki; Yanagisawa, Masashi 2021 Clinical Neurophysiology Validation Charge 3 Adults Sleep
Measurement of Heart Rate Using the Polar OH1 and Fitbit Charge 3 Wearable Devices in Healthy Adults During Light, Moderate, Vigorous, and Sprint-Based Exercise: Validation Study
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Muggeridge, D. J.; Hickson, K.; Davies, A. V.; Giggins, O. M.; Megson, I. L.; Gorely, T.; Crabtree, D. R. 2021 JMIR mHealth and uHealth Validation Charge 3 Adults Heart Rate
Comparison of the Wrist-Worn Fitbit Charge 2 and the Waist-Worn Actigraph GTX3 for Measuring Steps Taken in Occupational Settings
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Garza, J. L.; Wu, Z. H.; Singh, M.; Cherniack, M. G. 2021 Annals of work exposures and health Validation Charge 2 Adults Steps
Accuracy of the ActivPAL and Fitbit Charge 2 in measuring step count in Cystic Fibrosis
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Curran, M.; Tierney, A.; Collins, L.; Kennedy, L.; McDonnell, C.; Sheikhi, A.; Walsh, C.; Casserly, B.; Cahalan, R. 2021 Physiotherapy theory and practice Validation Charge 2 Patients
Adults
Steps
Comparison of free-living physical activity data obtained from a Fitbit Zip, the Apple iPhone Health app and a modified Bouchard Activity Record
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Reynolds, R. C.; Smith, V. M.; Macniven, R. 2021 Health promotion journal of Australia : official journal of Australian Association of Health Promotion Professionals Validation Zip Adults Steps
Distance
Inter-Device Agreement between Fitbit Flex 1 and 2 for Assessing Sedentary Behavior and Physical Activity
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Kwon, S.; Burns, R. D.; Kim, Y.; Bai, Y.; Byun, W. 2021 International journal of environmental research and public health Validation Flex
Flex 2
Adults Steps
Intensity
Validity of Fitbit activity monitoring for adults with progressive muscle diseases
details
Roberts-Lewis, Sarah F.; White, Claire M.; Ashworth, Mark; Rose, Michael R. 2021 Disability and rehabilitation Validation Charge 2 Adults Steps
Energy Expenditure
Intensity
Heart Rate
Research on physical activity variability and changes of metabolic profile in patients with prediabetes using Fitbit activity trackers data
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Bliudzius, Antanas; Puronaite, Roma; Trinkunas, Justas; Jakaitiene, Audrone; Kasiulevicius, Vytautas 2021 Technology and health care : official journal of the European Society for Engineering and Medicine Validation Older Adults
The relationship between sleep and physical activity in an in-patient rehabilitation stroke setting: a cross-sectional study
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Hei Chow, Ching; Fraysse, Francois; Hillier, Susan 2021 Topics in stroke rehabilitation Validation Flex Patients Steps
Sleep
Validity of Tools to Measure Physical Activity in Older Adults Following Total Knee Arthroplasty
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Jasper, Lisa; Beaupre, Lauren A.; Spence, John C.; Jones, C. Allyson 2021 Journal of aging and physical activity Validation Patients Steps
Energy Expenditure
Validity of Wrist-Wearable Activity Devices for Estimating Physical Activity in Adolescents: Comparative Study
details
Hao, Yingying; Ma, Xiao Kai; Zhu, Zheng; Cao, Zhen Bo 2021 JMIR mHealth and uHealth Validation Flex Adolescents Steps
Energy Expenditure
Using a consumer-based wearable activity tracker for physical activity goal setting and measuring steps in pregnant women with gestational diabetes mellitus: exploring acceptance and validity
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Ehrlich, Samantha F.; Maples, Jill M.; Barroso, Cristina S.; Brown, Kathleen C.; Bassett, David R.; Zite, Nikki B.; Fortner, Kimberly B. 2021 BMC Pregnancy and Childbirth Validation Charge 3 Pregnant Women Steps
Wrist-Worn Wearables for Monitoring Heart Rate and Energy Expenditure While Sitting or Performing Light-to-Vigorous Physical Activity: Validation Study
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Duking Peter; Giessing Laura; Frenkel Marie Ottilie; Koehler Karsten; Holmberg Hans Christer; Sperlich Billy 2020 JMIR mHealth and uHealth Validation Versa Adults Energy Expenditure
Heart Rate
Wrist-worn devices for the measurement of heart rate and energy expenditure: A validation study for the Apple Watch 6, Polar Vantage V and Fitbit Sense
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Hajj-Boutros, Guy; Landry-Duval, Marie Anne; Comtois, Alain Steve; Gouspillou, Gilles; Karelis, Antony D. 2022 European journal of sport science Validation Sense Adults Energy Expenditure
Heart Rate
Heart Rate Measurement Accuracy of Fitbit Charge 4 and Samsung Galaxy Watch Active2: Device Evaluation Study
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Nissen, Michael; Slim, Syrine; Jager Katharina; Flaucher Madeleine; Huebner Hanna; Danzberger Nina; Fasching Peter A.; Beckmann Matthias W.; Gradl Stefan; Eskofier Bjoern M. 2022 JMIR formative research Validation Charge 4 Adults Heart Rate
HRV Monitoring Using Commercial Wearable Devices as a Health Indicator for Older Persons during the Pandemic
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Rodrigues, Eujessika; Lima, Daniella; Barbosa, Paulo; Gonzaga, Karoline; Guerra, Ricardo Oliveira; Pimentel, Marcela; Barbosa, Humberto; Maciel, {\'{A}}lvaro 2022 Sensors (Basel, Switzerland) Validation Inspire HR Older Adults Steps
Sleep
Heart Rate
Commercial Devices Provide Estimates of Energy Balance with Varying Degrees of Validity in Free-Living Adults
details
Shook, Robin P.; Yeh, Hung Wen; Welk, Gregory J.; Davis, Ann M.; Ries, Daniel 2022 The Journal of nutrition Validation Aria
Alta HR
Adults Heart Rate
Weight
On the Security of Bluetooth Low Energy in Two Consumer Wearable Heart Rate Monitors/Sensing Devices
details
Kurt Peker, Yeṣem; Bello, Gabriel; Perez, Alfredo J. 2022 Sensors (Basel, Switzerland) Validation Charge 4 NA Heart Rate
Relationship Between Life-Space Mobility and Health Characteristics in Older Adults Using Global Positioning System Watches
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Chung, Jane; Boyle, Joseph; Wheeler, David C. 2022 Journal of applied gerontology : the official journal of the Southern Gerontological Society Validation Surge Older Adults Distance
Validity of the Fitbit Ace and Moki Devices for Assessing Steps During Different Walking Conditions in Young Adolescents
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Sun, Xiyao; Adams, Stephanie A.; Li, Chuchu; Booth, Josephine N.; Robertson, Judy; Fawkner, Samantha 2022 Pediatric exercise science Validation Adolescents Steps
Continuous Monitoring of Vital Signs With Wearable Sensors During Daily Life Activities: Validation Study
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Haveman, Marjolein E.; van Rossum, Mathilde C.; Vaseur, Roswita M. E.; van der Riet, Claire; Schuurmann, Richte C. L.; Hermens, Hermie J.; de Vries, Jean Paul P. M.; Tabak, Monique 2022 JMIR formative research Validation Charge 3 Adults Heart Rate
Evaluation of Sleep Parameters and Sleep Staging (Slow Wave Sleep) in Athletes by Fitbit Alta HR, a Consumer Sleep Tracking Device
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Kawasaki, Yu; Kasai, Takatoshi; Sakurama, Yuko; Sekiguchi, Akiko; Kitamura, Eri; Midorikawa, Itsuki; Shiroshita, Nanako; Kawana, Fusae; Ogasawara, Etsuko; Kitade, Mari; Koikawa, Natsue; Matsuda, Takao 2022 Nature and science of sleep Validation Alta HR Adults Sleep
Heart Rate
Agreement of the Apple Watch\textregistered and Fitbit Charge\textregistered for recording step count and heart rate when exercising in water
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Held, Nicholas J.; Perrotta, Andrew S.; Mueller, Tyler; Pfoh-MacDonald, Selina J. 2022 Medical and Biological Engineering and Computing Validation Charge 3 Adults Steps
Heart Rate
Comparison of free-living physical activity measurements between ActiGraph GT3X-BT and Fitbit Charge 3 in young people with haemophilia
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Matlary, Ruth Elise D.; Holme, Paal Andre; Glosli, Heidi; Rueegg, Corina Silvia; Grydeland, May 2022 Haemophilia : the official journal of the World Federation of Hemophilia Validation Charge 3 Patients Steps
Intensity
Performance of a Multisensor Smart Ring to Evaluate Sleep: In-Lab and Home-Based Evaluation of Generalized and Personalized Algorithms
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Grandner, Michael A.; Bromberg, Zohar; Hadley, Aaron; Morrell, Zoe; Graf, Arnulf; Hutchison, Stephen; Freckleton, Dustin 2022 Sleep Validation Charge 4 Adults Sleep
A catalog of validity indices for step counting wearable technologies during treadmill walking: the CADENCE-adults study
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Mora-Gonzalez, Jose; Gould, Zachary R.; Moore, Christopher C.; Aguiar, Elroy J.; Ducharme, Scott W.; Schuna, John M.; Barreira, Tiago V.; Staudenmayer, John; McAvoy, Cayla R.; Boikova, Mariya; Miller, Taavy A.; Tudor-Locke, Catrine 2022 The international journal of behavioral nutrition and physical activity Validation One
Zip
Ionic
Adults Steps