REM stages and one REM stage. Ideally, you repeatedly cycle through each stage. Learn how long each stage lasts.

Hallucinogens like DMT, psilocin, and LSD might rewrite the rules of sleep, blurring the line between dreams and reality.

When you’re in a period of REM sleep, your eyes will rapidly move from side to side and that’s where the name REM (short for ...

What if we didn't need sleep to dream? Well, scientists may have found a way to hack those benefits even when you're awake.

If you're on the fence about the best sleep masks, know that there are two types of sleepers in this world: Those who can ...

On their website, The Sleep Foundation states: “REM is involved in a host of important functions, from brain development to ...

While you are sleeping your body cycles through two phases of sleep—rapid eye movement (REM) sleep and non-REM sleep. During REM sleep, you dream, your heart rate increases, and you even process ...

we’re also regulating our mood and consolidating our memories. Rapid eye movement, or REM, sleep was discovered in 1953—more than 15 years after stages 1 through 4 had been mapped—by Eugene ...

Only the last two stages of sleep, deep sleep and rapid eye movement (REM) sleep, are considered restorative, Nicole Avena, PhD, assistant professor of neuroscience at the Mount Sinai School of ...

REM sleep is so named because this is where we have Rapid Eye Movement. Your body is temporarily paralyzed, except for the eyes and your breathing muscles. This is the stage best known for ...