Smartwatch makers promise to turn your wrist into a sleep lab, translating tiny movements and heart rate blips into colorful charts of deep, light, and REM sleep. The pitch is seductive: better data, ...
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 ...
Sleep – the final frontier, or so it seems in digital health. While everybody needs sleep and plenty want to know more about how to do it the best they can, tools to improve sleep and, in turn, ...
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