Sleep tracking breaks down your rest into light, deep, and REM stages, showing just how well you actually slept. The morning ...

Fitbit unveiled an AI health coach. The AI coach reflects a broader trend among health wearables. The feature becomes available starting in October. Get more ZDNET: Add us as a preferred Google source ...

You can access Fitbit's Public Preview if you meet a few requirements—you have to be an active Fitbit Premium subscriber, ...

Fitness trackers can range from under $50 to almost $1,000. Some are so advanced they can predict race times, suggest recovery periods, and offer all manner of high-tech stats. But these models aren't ...