At its core, sleep paralysis is caused by a disruption in the REM cycle. However, deeper neurological and psychological factors can also contribute. People with anxiety disorders, post-traumatic ...

Sleep paralysis seems absolutely terrifying—when your limbs stay paralyzed after you've woken up from sleeping—but it's common and not dangerous. One expert shares simple ways you can make the ...

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. Baland Jalal lay in bed terrified ...

Patients who experience sleep paralysis may find themselves unable to move or speak and may have difficulty taking a deep breath. In 1781, artist Henry Fuseli may have captured on canvas what patients ...

If you’ve ever woken up unable to move, feeling as if a ghostly presence is pressing on your chest, you’re not alone—welcome to the strange world of sleep paralysis. This phenomenon, which affects ...

It’s the stuff of nightmares. You wake up, and you can’t move your body. A shadowy figure looms over you, but it feels too real to be a dream. If you’ve experienced this, you might have had a sleep ...

(CNN) — Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. Baland Jalal lay in bed terrified, experiencing his own real-life horror ...

(CNN) — Baland Jalal lay in bed terrified, experiencing his own real-life horror film. Newly awake, the 19-year-old could see his surroundings but couldn’t move or speak, and he didn’t know why. He ...