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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 film.

People living in Egypt and Italy, for example, would often see witches and evil genies, hold them responsible and think they could die from sleep paralysis, Jalal said.

People living in Egypt and Italy, for example, would often see witches and evil genies, hold them responsible and think they could die from sleep paralysis, Jalal said.

The science of sleep paralysis, a brain-body glitch making people see demons and witches. Updated: 12:58 PM PDT Jun 8, 2025 Editorial Standards ...

People living in Egypt and Italy, for example, would often see witches and evil genies, hold them responsible and think they could die from sleep paralysis, Jalal said.

Jalal’s experiences propelled him to study this phenomenon around the world. He aimed to discover the cause of sleep paralysis, he said, and why some people with the diagnosis “have these ...