Whoop has begun rolling out an update to its sleep tracking that improves stage analysis and awake recognition. The brand detailed the new sleep algorithm in a blog post last week, though the ...

Why your smartwatch thinks you slept badly even when you feel fine ...

Did you know that more than 80% of people worldwide have irregular sleep habits? These sleep issues don't just leave us feeling tired—they affect our health, focus, and quality of life. Now, a new ...

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 ...

With the growing number and variety of wearable sleep tracking devices in the market today, users are often unsure which one best fit their needs. Commentaries by consumer facing reviewers often look ...