Smartwatch makers promise to turn your wrist into a sleep lab, translating tiny movements and heart rate blips into colorful ...

From breathing micromotions to AI coaching, discover the science behind top smartwatches and why they often overestimate how ...

Sleep tracking on Apple Watch is pretty advanced. Image: D. Griffin Jones/Cult of Mac Apple Watch sleep stage tracking might help you get to the bottom of what’s going on with your sleep. Ever since ...

The Apple Watch has a built-in sleep tracker, but it can be hard to find. Here’s how to access it, how to set it up so that it properly records how much sleep you’re getting, and how to understand the ...

Tracking your sleep with the Google Pixel Watch or Pixel Watch 2 is a superb way to gain insights and make positive changes to your slumber. If you’ve never used a smartwatch for sleep tracking, ...