A new comparison of smartwatch health sensors has given the Apple Watch Ultra 2 the edge over some of its biggest rivals. The ...

Just a few days before the first units start shipping, Apple has posted some support documents that pull back the curtain on some of the technical details of its heart rate monitor, and also give some ...

A series of low heart rate alerts on her Apple Watch prompted a woman to get treatment — and discover she had an undiagnosed ...

The best fitness trackers are all vying for our love and money, but it’s not often we see a whole host of them pitted against one another in what is essentially a lab setting.Rob ter Horst, a data ...

Apple also made no mention of the heart rate sensor during yesterday's event, and there is no information about any kind of upgrade on the Apple Watch Series 10 product page.

The Apple Watch heart metrics seem endless. Here's why one doctor says your resting heart rate is the most indicative of your overall health.