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 ...

An irregular sleep-wake cycle is associated with a heightened risk of major cardiovascular events, such as heart attack and stroke, even for those who clock up the recommended nightly hours of ...

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

With sleep disruptions linked to depression, anxiety, and other disorders, there’s growing urgency to find smarter ways to monitor and fix our sleep. A new sleep algorithm, created by Professor Jae ...

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 ...

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 ...

SEATTLE--(BUSINESS WIRE)--Amazon (NASDAQ: AMZN) today introduced Halo Rise—a new, multi-purpose bedside tracker dedicated to helping improve your sleep. Halo Rise uses built-in sensor technology, ...