Millions of people rely on wearable devices to monitor how well they're sleeping. Sleep trackers don’t necessarily measure ...

Your Apple Watch may be able to do more for your health than you're aware of. Start using these features as you go on your 2026 health journey.

The Apple Watch has offered sleep tracking since 2020, and since then, it has been updated with new visuals and features. Each update has provided more insight into your sleep patterns and overall ...

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 ...

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 ...

Oura’s newest wearable is a great alternative to watchlike fitness trackers ...

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, ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Did you know you can ...