Light sleep is the beginning of your sleep cycle and your body's way of winding down. Breathing, heart rate and muscle changes prepare your body for the deeper sleep to come. Light sleep is broken ...

Shift work sleep disorder is caused by a disruption to your circadian rhythm, resulting in physical and mental symptoms.

These little changes could go a long way toward supporting your overall health. “Protecting nighttime darkness may actually ...

It’s easy to ask: “Why sleep?” But we can also turn the question on its head: “Why wake?” We need to be awake, among other reasons, to find and eat food, drink water, escape danger, reproduce, and ...

Waking up drenched in sweat can be unsettling, but night sweats are more than just a nighttime nuisance. While sweating is your body’s natural way of cooling down, excessive perspiration during sleep ...

Walking more can help improve your sleep quality and duration. Aiming for 10,000 steps a day is a common goal, but benefits are seen with fewer steps, too. Walking at any time of the day can be good, ...

Chances are, if you’re reading this, you got some sleep last night. But are you feeling rested? Experts say it’s an important question to consider. Most of us spend a third of our lives sleeping, but ...