This at least puts Fitbit devices on par with those of the competition, even though there is still a 90-day restriction on how far back you can view your historical activity for those indicators. The business does have sector-leading health and sleep-tracking capabilities, such as the ability to monitor how much time you spend during the night in different sleep stages like REM, deep sleep, and light sleep. While features like Sleep Profile, Guided Sleep Programs, Snore Detect, and other insights into what’s affecting your Sleep Score are currently locked behind Premium, information like those sleep stages is not.
