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Cheyne's research shows that as much as 40 percent of the population has had such an experience at least once. The paralysis is caused by the release of hormones during REM (rapid eye movement) sleep, a dream state that paralyzes the body and keeps it from acting out the contents of the dream. Usually, the hormones dissipate before the dream ends and the dreamer awakens. In rare cases, however, the hormones are still suppressing the body's motor functions when the sleeper awakens and finds herself paralyzed. The waking brain tries to find a rational explanation for this paralysis and so invents the or entity.
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May 17, 2013 Sleep paralysis is basically when you wake and are still trying to transition from REM sleep, so hallucinations can occur.or could it be a ghost or demon? Category Education.
By (1781) is thought to be one of the classic depictions of sleep paralysis perceived as a visitation.The Old hag is the name given to a supernatural creature, used to explain the phenomenon of. It is a phenomenon during which a person feels a presence of a supernatural malevolent being which immobilizes the person as if sitting on his/her chest or the foot of his/her bed.
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The word 'night-mare' or ' was used to describe this phenomenon before the word received its modern, more general meaning. Various cultures have various names for this phenomenon and/or supernatural character.
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