Fitbit Sense Carbon/Anthracite - Sleep tracking
Improve your sleep quality, gain more energy, and manage stress with Sense 2 + Premium. Track your sleep every night and discover how long you are in deep, light, and REM sleep. Then, view your sleep profile. This is an overview of your sleep patterns and trends from the past 30 days, where you also receive personalized advice for a better night's sleep.

Sleep stages and sleep score: Gain insight into your sleep quality from the past night with a personal sleep score. With Premium, you can see how long you are in light, deep, and REM sleep and h...