Fitbit has updated its algorithm for more accurate sleep tracking. The new algorithm now accounts for awake times better, supposedly rendering more accurate data about different phases. However, users ...

Fitbit has quietly rolled out an update to its sleep tracking algorithm. It now detects brief awakenings during the user’s sleep time. Several users had noticed a dip in their sleep quality recently, ...

If a good night’s sleep is good, wouldn’t a perfect night’s sleep be better? Not necessarily, according to doctors. “Sleep trackers can provide value, but it’s best if you don’t fixate on it,” said ...

Discover how the Evie Ring women's health tracker uses temperature monitoring, menstrual cycle tracking, and sleep analysis ...