Your heart rate naturally slows down before you conk out at night to shift your body into a rest and repair state. But everyone moves into this slower heart rate at different speeds, and there’s some ...

They remind you to move throughout the day, keep track of changes in your heart rate, keep you accountable around your step count and, for better or for worse, let you know when you've had a rough ...

Heart rate variability during sleep can predict stroke, depression or cognitive dysfunction years in advance, according to new research presented at the European Academy of Neurology Congress. The ...

You might be familiar with HRV—heart rate variability—as a popular training tool for workouts and a biomarker for measuring exercise recovery. Beyond exercise tracking, heart rate variability has a ...

Are you going to bed at 2 A.M. one night and 10 P.M. the next?

What you do in the hours before bed could be affecting the state of your heart health in ways you wouldn't expect.

DEAR DR. ROACH: My heart rate variability (HRV) on my heart rate tracker has ranged from 12-14 ms for years now. I read that ...

Like many Americans, I know I need more sleep. I’m a night owl, often writing late into the night, but also a mom who gets up early with her kids. The result: I’m not getting enough rest. When I ...

From a crusty spring gravel grinder to the line at some early-season 70.3 familiar friend, the objective is always the same: ...