Deep sleep refers to slow-wave sleep — a stage in the sleep cycle when brain waves slow down. Getting enough deep sleep is crucial for numerous bodily functions. But how to increase deep sleep isn’t ...

Although children can sleep well, most adults have trouble getting a good night’s sleep. They go to bed each night, but find ...

If you've ever woken up feeling groggy and sluggish even after a full night of rest, you might not be getting enough core sleep. What is core sleep? It's a term that encompasses the most restorative ...

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 ...

Americans are not getting enough sleep, and it’s starting to take a toll on our health. According to the Centers for Disease Control and Prevention (CDC), adults across the country are sleeping less ...

Can't get to sleep in the heat? Sleep specialists share simple, expert-backed ways to stay cool and sleep better on hot ...

Forbes contributors publish independent expert analyses and insights. Dr. Judy Stone focuses her writing on infectious diseases. While women are said to sleep a bit longer than men, their sleep ...

Why these startup founders and business leaders all swear by a $3,000 temperature-controlled bed cover—and why one chucked ...