Garmin and Whoop devices (among others) display a stress score, but the science doesn't really add up. Here's how to actually make those scores useful.

Promising new research suggests one zen activity could cut the time of opioid withdrawal in half — and it can be done just ...

That tension becomes especially clear with heart rate zone training, a popular five-tier system that endurance athletes use ...

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

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 ...