Heart rate variability is the time variation between each heartbeat that can show how your body handles stress and recovery.

The issue: Many runners (particularly women) report that their fitness trackers tell them they’re exercising in a higher zone ...

If you’re looking for a fitness tracker to give you around-the-clock wellness insights, Whoop and the Oura ring are two of the best options out there. Both of these premium wearables track your ...

I felt fine, but my Whoop data told a different story. Paying attention led to early detection and a successful treatment.

As the Senior Health Editor here at Marie Claire UK, and a firm believer in preventative, holistic health habits that make ...

A post hoc analysis found that the effect of transcutaneous auricular vagus nerve stimulation (taVNS) on cardiac and inflammatory stress responses was critically dependent on variability in baseline ...

Over 70 million Americans wear digital activity trackers (DATs) to record their sleep, steps and heart rate. A new study from ...

Hearts are often associated with love, especially around Valentine's Day. That's more relevant than you might think, a new evidence review says. The support of a beloved partner can dramatically ...

Pulsetto is a non-invasive vagus nerve stimulation device designed to support stress balance, sleep readiness, and nervous ...

Physician assistant (PA)-led recovery teams for cardiac allograft yielded comparable outcomes to traditional physician-led teams, with no significant differences in rates of severe primary graft ...