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nocturnal myoclonus

involuntary jerking of the limbs (myoclonus) that occurs when a person is falling asleep. The involuntary spasms may occur repeatedly and with sufficient activity to awaken the person. Nocturnal myoclonus is not necessarily a sign of a neurological disorder.

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Psychology term of the day

November 15th 2024

3,4-methylenedioxyamphetamine

3,4-methylenedioxyamphetamine

n. see MDA.