Photoplethysmography (PPG) is an optical sensing technique that measures blood volume changes and underpins devices ranging ...

A pulse oximeter measures blood oxygen levels at home and in healthcare settings. Abnormally low readings on a pulse oximeter might require medical care, especially if they are below 92%. Skin color ...

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 ...

Your Apple Watch can help you keep a close eye on your blood pressure at home. Here's how to use it. Macy is a writer on the ...

Researchers at the ArQuS Laboratory of the University of Trieste (Italy) and the National Institute of Optics of the Italian ...

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

Smartwatches and wearable heart monitors can help detect issues such as irregular heart rhythms. But they also have limits ...

Researchers at Bielefeld University have analyzed how reliably AI methods can detect pulse rates from simple video recordings. The technique, known ...

We may receive a commission on purchases made from links. Squeezing out every ounce of productivity while working is crucial when our time is so precious and our attention is pulled in so many ...

It's true Oura partners with Palantir Technologies, a software company that serves the U.S. government. But some claims about ...

New research suggests that regular aerobic exercise doesn’t just benefit the heart muscle, but subtly rewires the nerves that control how the heart works. Regular physical activity does more than ...