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 ...

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 ...

Whoever we are, whatever we’re doing, we have a measurable heart rate. It’s a pretty clear sign of being alive. But what should your heart rate be when exercising? When we exercise, our heart rate ...

The Federal Reserve will announce whether to cut interest rates at its December meeting, capping off a turbulent year for the U.S. economy defined by fresh labor market headwinds and tariff-fueled ...

Your heart rate can tell you a lot about your fitness and cardiovascular health. Your heart beats consistently, day in and day out, but you may not generally pay close attention to it. You might take ...

This article was made possible by the support of Yakult and produced independently by Scientific American’s board of editors. Earlier this year I got an Oura ring to track the state of my health. Soon ...

Rupert Murdoch warns judge of Donald Trump’s ‘red herring’ Chris Hemsworth, Alzheimer's and why Hollywood is suddenly obsessed with caregiving UPS temporarily grounds part of its aircraft fleet after ...

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