Fitbit smartwatch wear data from a participant in a physical activity study, payment for wearing it day and night through the study, per day

$35

USD per participant-day of Fitbit wear data, US

“Your participation in this study will last around three weeks. ... If you have worn the Fitbit Versa smartwatch all day and night (with no more than 1 hour that it is not worn per day) per day, you will receive $35.”

ClinicalTrials.gov NCT06125964, University of Southern California eMOTION study, informed consent form (version 23 January 2024), 2024-01-23

Kind of source
Peer-reviewed study
Read on
2026-11-06
Daily check
Quote found at the source on 2026-11-06
What to know
Paid once after the study on the wear data the device recorded, separate from $35 for the smartwatch surveys; the study length is stated as around three weeks, so the per-day figure is approximate.
Arithmetic
$35 / 21 days (three weeks) = $1.67 per day.

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