Apple Watch is arguably one of the best smartwatches around and hands-down the best companion to an iPhone. It excels in so many ways, tracking activities and vitals, offering access to apps, and more ...

Although Apple Watch sleep tracking promises better habits, its relentlessly positive scores too often feel like flattery rather than meaningful feedback ...

From tracking your workouts to performing as a walkie talkie, there isn’t much your Apple Watch can’t do nowadays — and one of its many functions is sleep tracking. Even if you didn’t buy your Apple ...

Studies show more than 55% of people hit the snooze button every morning, and that has a negative impact on our brain and ...

Apple might finally introduce a sleep score system to the Apple Watch, giving users a clearer way to measure sleep quality beyond REM and deep breakdowns. The feature, spotted in iOS 26 beta code as ...

Apple’s sleep charts can feel like a nightly report card, and “core sleep” often ends up in the spotlight. Yet the science behind wearables suggests that fixating on that one stage is a distraction ...

This feature is available on the Apple Watch Series 9 or later or Apple Watch Ultra 2 or later. Just make sure you have the ...

If you use a third-party sleep tracker with your Apple Watch, you’re probably familiar with the concept of a sleep score: an index that combines signals like heart rate variation and sleep stages, to ...

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, ...

What’s happened? A team at the University of Massachusetts Amherst has developed an app called BIDSleep that transforms the Apple Watch into a research-grade sleep monitoring device. Built under the ...