Sleep shaped human evolution. Without it, we might gain time but lose health, memory, and focus. Evolution tells us sleep isn ...

People report vivid dreams during rapid-eye-movement sleep. But is this sleep stage really the only time we dream?

Learn how better sleep leads to bigger gains and faster results in the gym by understanding how it drives muscle growth, ...

Q. A while back, your column provided an answer to a man who woke up too early and couldn’t get back to sleep. There are ...

Plus, staying cool without an air conditioner. You’re reading our weekly Well+Being newsletter. Sign up here to get it ...

Study finds women sleep more soundly with dogs than with partners. From fewer sleep disruptions to more security, dogs are ...

Experts explain how cognitive shuffling can trick your mind into falling asleep faster. Learn how to do it, and when not to rely on this method.

Even three consecutive nights of reduced sleep can trigger spikes in blood proteins tied to heart disease risk. This effect ...

You could blame it on the doomscrolling that's supposedly rotting your brain or the mounting anxiety you're likely feeling ...

Sleep experts say cracking the window open while you sleep offers several benefits. "Sleeping with the window open can ...