UC San Diego PhD student Varun Viswanath is the paper's corresponding author. The researchers analyzed data from the Oura ring, a smart wearable that tracks temperature, sleep and other information.

Millions of people experience the frustrating pattern of falling asleep normally, only to find themselves wide awake at 3am night after night. While occasional sleep disruptions are normal, this ...

Keep waking up in the middle of the night? Expert sleep doctors list common reasons, and solutions that are worth a try. The post How Many Times It’s Normal To Wake Up During the Night, Based on Your ...

A study reveals that stable, moderate sleep patterns are linked to better health in older adults, while inconsistent or short sleep trajectories pose risks to physical, cognitive, and social ...

Your sleep tracker might give you information about more than just your sleep -- specifically, it might give you information about chronic conditions such as diabetes and sleep apnea, and illnesses ...