Discover five practical ways the Apple Watch supports better health through sleep tracking, heart monitoring, vitals trends, ...

What is core sleep is on your Apple Watch, and does it even matter? We look at which sleep stages matter most for quality ...

Respiratory rate, another metric in the Apple Watch vitals app, shows how many breaths you take per minute. This typically ...

The Apple Watch takes the route of a standard smartwatch. In its over 10 iterations, it's kept its signature OLED display and assortment of wristband options, but it's gotten smaller and thinner over ...

If you have an Apple Watch on your wrist or have played around with the popular smartwatch before, odds are you're familiar with how much technology is packed into this small devi ...

How to close your rings on rest days, view maps on your watch while you run, and get accurate data on the treadmill—and more.

Apple is testing sleep tracking functionality for the Apple Watch and, if all goes well, intends to add it to the wearable by 2020, according to a report from Bloomberg. Citing anonymous sources, ...

For a while now, I’ve worn two devices when I go to sleep—an Apple Watch Series 7 on my left wrist, and a WHOOP 5 MG on my right wrist. Every morning, I get three different scores purporting to tell ...

I don’t know how or when it happened, but I have become obsessed with tracking my health data. Formerly, I would toss and turn, wondering what had caused my sleepless nights, or donned a new pair of ...