Cardio zones aren't real—not in the way your fitness app makes them sound, anyway. Yes, heart rate zones are a way to ...

For guidance as you run 13.1, aim to keep your bpms between 70 to 90 percent of your maximum heart rate (MHR), depending on ...

Apple's latest research reveals how models made for speech recognition can determine your heart rate by processing phonocardiograms, which could be used in AirPods. On Thursday, a week after the ...

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 ...

As a tech expert, I test for two things when trying out a new upgraded release—first, what exactly are the new features, and two, are they good enough to warrant purchasing a new version of the ...