Fitbit devices may have got their start as the best fitness trackers for step counts and calories burned, but they’ve also become adept at giving you insight into your sleep. A good sleeping routine is consistently cited by health professionals as one of the best things for your physical and mental wellbeing.
And while all the company’s wearables can give you some idea of how well you slept, if you’ve got one of the best Fitbit devices on your wrist, there’s a good chance it’s measuring your heart rate and even SpO2 to give you an even better analysis.
