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Isolated sleep paralysis

• Overview

Definition:

Isolated sleep paralysis is a type of paralysis associated with a sleep disorder. Sleep paralysis is the inability to perform voluntary muscle movements during sleep. It most often occurs when falling asleep or when awakening. Though it may be associated with narcolepsy, it occurs in many people who do not have narcolepsy. See narcolepsy .

Alternative Names:

Sleep paralysis - isolated

• Review Date: 8/10/2005
• Reviewed By: David A. Kaufman, M.D., Assistant Professor, Division of Pulmonary, Critical Care & Sleep Medicine, Mount Sinai School of Medicine, New York, NY. Review provided by VeriMed Healthcare Network.

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