Association of Sleep Duration and Variability With Body Mass Index: Sleep Measurements in a Large US Population of Wearable Sensor Users

JAMA Intern Med. 2020 Dec 1;180(12):1694-1696. doi: 10.1001/jamainternmed.2020.2834.


This cohort study examines sleep and demographic data from wearable activity tracking devices to assess for an association of sleep duration and variability with body mass index.

Publication types

  • Research Support, N.I.H., Extramural

MeSH terms

  • Adult
  • Body Mass Index
  • Cohort Studies
  • Female
  • Humans
  • Male
  • Obesity / epidemiology*
  • Sleep Wake Disorders / complications*
  • Sleep Wake Disorders / diagnosis
  • United States
  • Wearable Electronic Devices