When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images Have you ever woken up after sleeping, unable to move? Maybe you can see ...

Many people who experience sleep paralysis see frightening hallucinations some call "sleep paralysis demons." - Illustration by Leah Abucayan/Alberto Mier/CNN Baland Jalal lay in bed terrified, ...

If you've ever had the experience of feeling like you can't move your body, even though you want to, either right before falling asleep or as you wake up, you've had what's known as sleep paralysis.

Forbes contributors publish independent expert analyses and insights. Mark Travers writes about the world of psychology. Imagine waking up from a peaceful night’s sleep, only to find yourself unable ...

Narcolepsy can be described as a neurological condition that has chronic consequences on the regulation of the sleep-wake ...

Sarah Bradley is a writer with six years of experience creating personal essays, reported features, and content related to health and parenting topics. Sleep paralysis involves being awake but unable ...

“Felt presence” is a phenomenon where you feel that someone or some entity is near you, sometimes accompanied by an actual hallucination of some form. The phenomenon occurs in sleep paralysis (see ...

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 ...

(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 ...