Published on in Vol 5, No 10 (2017): October

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/8233, first published .
Fitbit Charge HR Wireless Heart Rate Monitor: Validation Study Conducted Under Free-Living Conditions

Fitbit Charge HR Wireless Heart Rate Monitor: Validation Study Conducted Under Free-Living Conditions

Fitbit Charge HR Wireless Heart Rate Monitor: Validation Study Conducted Under Free-Living Conditions