Following deep sleep, REM sleep is the next critical phase of sleep cycles, characterized by more dreaming that’s also extra ...

Sleep paralysis, a common yet frightening experience, affects about 20% of people, causing temporary immobility and vivid ...

Colloquially, these hallucinations may be referred to as “sleep paralysis demons.” Need a break? Play the USA TODAY Daily Crossword Puzzle. While the exact cause of sleep paralysis remains ...

If you wake up a few minutes before the muscle paralysis of your dream state wears off, you will be awake but unable to move. Narcolepsy is a sleep disorder that causes sudden episodes of sleep ...

Sleep also enables the body to repair and replenish cellular material that is damaged or depleted. Important bodily functions ...

During sleep paralysis, a person may experience audio and visual hallucinations, which can cause significant distress. In this article, we detail the causes and symptoms of sleep paralysis and ...

Have you ever woken up after sleeping, unable to move? Maybe you can see figures or shadows around you, or even hear them, but you can't run away or fight back? This is known as sleep paralysis ...

Some hallucinations can cause a feeling of suffocation and chest pressure. Just why or how it happens isn't clear. Researchers believe sleep paralysis is caused by a disturbed rapid eye ...

Episodes of sleep paralysis may occur along with another sleep disorder known as narcolepsy. Narcolepsy is a chronic sleep disorder that causes overwhelming drowsiness and sudden “sleep attacks ...

It also addresses any underlying causes of sleep paralysis. Isolated sleep paralysis (ISP): A singular episode of sleep paralysis. Episodes are generally brief, lasting from several seconds to ...