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

How accurate is your smartwatch? Learn how Apple and Samsung smartwatches use motion and HR to track sleep, and why you ...

Over one-third of Americans use some sort of device to track their sleep, according to the American Academy of Sleep Medicine. CREDIT: whitebalaance.space via Getty Images. Get the Popular Science ...

Millions of adults miss out on the recommended 7 to 8 hours of shut-eye every night. And over time, that sleep debt can mess with everything from your mood to your immune system. But the good news?

Sleep has become the new frontier of performance, recovery, and overall health — and wearables have rushed in to promise deeper insight than ever. From rings and watches to bedside sensors and ...

Many smartwatches, fitness and wellness trackers now offer sleep tracking among their many functions. Wear your watch or ring to bed, and you'll wake up to a detailed sleep report telling you not just ...

Dr Dean J. Miller is a member of a research group at Central Queensland University that receives support for research (i.e., funding, equipment) from WHOOP Inc, a smart device maker. Many smartwatches ...