Published on in Vol 8 (2025)

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/59159, first published .
Using a Consumer Wearable Activity Monitoring Device to Study Physical Activity and Sleep Among Adolescents in Project Viva: Cohort Study

Using a Consumer Wearable Activity Monitoring Device to Study Physical Activity and Sleep Among Adolescents in Project Viva: Cohort Study

Using a Consumer Wearable Activity Monitoring Device to Study Physical Activity and Sleep Among Adolescents in Project Viva: Cohort Study

Yutong Zhang   1 , MS ;   Nicole Bornkamp   1 , BA, MPH ;   Marie-France Hivert   1, 2, 3 , MMSc, MD ;   Emily Oken   1, 3, 4 , MPH, MD ;   Peter James   1, 3, 5, 6 , MHS, ScD

1 Department of Population Medicine, Harvard Pilgrim Health Care Institute, Boston, MA, United States

2 Diabetes Unit, Massachusetts General Hospital, Harvard Medical School, Boston, MA, United States

3 Harvard Medical School, Harvard University, Cambridge, MA, United States

4 Department of Nutrition, Harvard T.H. Chan School of Public Health, Harvard University, Boston, MA, United States

5 Department of Environmental Health, Harvard T.H. Chan School of Public Health, Harvard University, Boston, MA, United States

6 Division of Environmental and Occupational Health, Department of Public Health Sciences, University of California, Davis School of Medicine, Davis, CA, United States

Corresponding Author: