-Many people have been waiting for the Fitbit Charge 4. OK, maybe not the Charge 4 specifically, but a fitness tracker made by Fitbit with built-in GPS. A device like that hasn't existed since the ...

Here’s a reason to fish out that Fitbit you left in a drawer somewhere Your Fitbit could get irregular-heartbeat detection, if this new study goes well.

Improving your health often begins with listening to your body and developing healthy lifestyle habits, whether that’s getting more sleep, learning better stress management or boosting activity levels ...