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, ...

Most of us have had nightmares involving scary monsters at some point in our lives. But that fear pales in comparison with the seemingly real mysterious and menacing figure who has people around the ...

Have you ever hallucinated getting out of bed, only to find out later that you’re still asleep? How about multiple times in a row? Ben Rein, a neuroscientist at Stanford University and a social media ...

The investigative minds at How to Survive explore sleep paralysis hallucinations, causes, and how to cope safely.

The investigative minds at How to Survive explore sleep paralysis hazards, hallucinations, and actions you should never take.

(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 ...

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 ...