One of the first things I do every morning is check my Oura Ring to see what sleep score the night yielded for me. It ...

Wearable health trackers provide much insight into not only how much sleep you get, but how much of each stage you get. Deep sleep is important for physical restoration, and REM sleep is critical for ...

Sleep tracking apps promise better rest through data. But what happens when the pursuit of a perfect score keeps you up at night? For a growing number of people, that Apple Watch, Oura Ring, or ...

Hatch's Sleep Clock uses ultra-low-power radio waves to track your sleep cycles from your nightstand.

Fitness trackers are great tools for helping you hit your health goals. They remind you to move throughout the day, keep track of changes in your heart rate, keep you accountable around your step ...

Obsessing about sleep is becoming more and more common, with experts expressing concern and warning that the fixation can ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Did you know you can ...

A patient wears a mask and headphones, at the medical imaging services and the paramedical research project of the CHU in Lille on April 25, 2019. DENIS CHARLET/AFP via Getty Images For decades, the ...