https://www.androidauthority.com/fitbit-sleep-tracking-profiles-3197208/
Fitbit sleep tracking explained: What are Sleep Profiles, how do they work?
Aug 19, 2022 - We interviewed a Fitbit expert to learn all about Fitbit sleep tracking and Sleep Profiles, and how it's changing sleep research for good.
fitbit sleep trackinghow doexplained
https://www.macrumors.com/2016/06/20/fitbits-new-sleep-schedule/
Fitbit's New 'Sleep Schedule' Combines 'Bedtime' in iOS 10 With Sleep Tracking - MacRumors
Fitbit today announced a new featured called "Sleep Schedule" as an update to its existing iOS and Android apps, aimed at guiding users into...