Smartwatch makers promise to turn your wrist into a sleep lab, translating tiny movements and heart rate blips into colorful charts of deep, light, and REM sleep. The pitch is seductive: better data, ...

In addition to a bigger Charge 6 and tracker/smartwatch updates last week, Fitbit detailed some improvements to sleep tracking. On Friday, Fitbit shared that it can now “provide a more precise ...

Tracking your workouts, runs and steps may be the main reason you asked your Santa for a smart watch this Christmas (if it's not logged on Strava, it didn't happen, right?). But you can actually use ...

Fitbit has some of the best Bluetooth gadgets that one can pick up. They make for a fantastic digital companion, only rivaled perhaps by one of those high-tech robotic pets. The tracking functionality ...