Why Sleep Paralysis Makes You See Ghosts
Imagine waking up in pitch darkness paralyzed from head to toe. You try to scream but can’t. Suddenly you realize there is a ghost with bloody fangs hovering over you. Before you know, the creature violently attacks you.
While this sounds like something out of a horror movie, experiences like this called sleep paralysis are quite common as shown in our research in more than six countries.
Sleep paralysis—paralysis upon falling asleep or awakening—affects about 1 in 5 people.
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