Sleep Paralysis: Often confused with night terrors, this is a phenomenon that generally occurs at the REM sleep stage. During an episode, a subject feels fully awake but is unable to speak or move. Under normal circumstances, our brains temporarily disconnect motor neurons during REM sleep to prevent us from physically acting out our dreams. In sleep paralysis, however, this disconnection continues even when a person is fully conscious, resulting in an inability to move. It is often accompanied by vivid and disturbing hallucinations, leading to a sense of dread, imminent death, and/or a
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