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sleep paralysis

brief inability to move or speak just before falling asleep or upon awakening, often accompanied by terrifying hallucinations. It may occur in any individual but is seen especially in individuals with narcolepsy and may be due to a temporary dysfunction of the reticular activating system.

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Psychology term of the day

November 15th 2024

convolution

convolution

n. a folding or twisting, especially of the surface of the brain.