How accurate is your smartwatch? Learn how Apple and Samsung smartwatches use motion and HR to track sleep, and why you ...

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 ...

A month with the Apple Watch, along with its gentle nudges and a doctor’s guidance, helps the writer build a healthy sleep cycle ...

Apple added a new Sleep Score feature that gives you a single number to sum up how you slept. It pulls data from your Apple Watch and turns it into an easy rating you can check first thing in the ...

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 ...

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, ...

Over the years, Apple has developed a habit of observing what works in other smartwatches and fitness trackers, and then introducing similar features to the Apple Watch later. But, because it’s Apple, ...

Apple has started rolling out watchOS 26.2, a new Apple Watch update. Though the latest firmware doesn’t include many novel features, it introduces a noticeable change to sleep tracking. The sleep ...