It may take up to eight weeks of magnesium supplementation to notice a significant improvement in sleep quality. See what factors affect it.

If you work from home, you might be struggling to sleep this winter — here's why, according to a doctor ...

While some couples might sleep soundly together, for others, sharing a bed is anything but harmonious, especially for those with differing sleep styles. A restful night can be thwarted by tossing and ...

The clock reads 2:37 a.m. Your mind races while your body exhausts itself tossing beneath tangled sheets. If this midnight misery sounds familiar, you’re far from alone. Nearly 70 million Americans ...

In a culture that glorifies burnout, research reveals how chronic sleep deprivation impacts career performance, money choices, and financial stability.

You’ve heard of REM sleep but what about deep sleep? Experts share why it’s important and how to make sure you’re getting ...

You can see it coming in right there, that little spot,” says neuroscientist and engineer Laura Lewis. A remarkably bright pulsing dot has appeared on the monitor in front of us. We are watching, in ...

Are sleep trackers on your phone helping you get a full night's rest? NPR's Life Kit investigates.