Most Fitbits track your sleep automatically with a combination of movement and heart-rate monitoring. You can also check your sleep stats later.

These top-rated sleep trackers make it easier to monitor your rest and improve your sleep habits by using cold, hard data.

Sleep, exercise, and nutrition: the trifecta to healthy living. And your fitness tracker has been keeping tabs on all three of these things so you can feel good now, and in the future. But while some ...

Health Editor Grace Walsh put the Fitbit Versa 4 vs Charge 6 to the test through workouts, several nights of sleep, and daily ...

Fitbit smartwatch users and Google Pixel Watch owners may soon benefit from a personalized sleep schedule designed to suggest optimal bedtime and wake-up times. That’s if an APK analysis published by ...

It's easy to reset your Fitbit One to fix issues with the device. Here's what you need to know to do it.