sleep paralysis

sleep paralysis
a) The normal paralysis of the body that occurs during REM sleep.
b) A situation where a person is not fully awake, and although conscious of their surroundings, unable to move or speak, often accompanied by feelings of terror.

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  • Sleep paralysis — is paralysis associated with sleep that may occur in healthy persons or may be associated with narcolepsy, cataplexy, and hypnagogic hallucinations. The pathophysiology of this condition is closely related to the normal hypotonia that occurs… …   Wikipedia

  • Sleep paralysis — A frightening form of paralysis that occurs when a person suddenly finds himself or herself unable to move for a few minutes, most often upon falling asleep or waking up. Sleep paralysis is due to an ill timed disconnection between the brain and… …   Medical dictionary

  • sleep paralysis and hallucinations —    The term sleep paralysis refers to a transient experience of involuntary immobility immediately prior to falling asleep or upon awakening. It is conceptualized as the intrusion of REM muscle atonia and dream imagery into the waking state.… …   Dictionary of Hallucinations

  • sleep paralysis — noun : a complete temporary paralysis occurring in connection with sleep …   Useful english dictionary

  • sleep paralysis — a terrifying inability to move or speak while remaining fully alert. It occurs in up to 60% of patients with narcolepsy and may occur in other conditions, such as severe anxiety …   The new mediacal dictionary

  • Sleep disorder — Classification and external resources ICD 10 F51, G47 ICD 9 …   Wikipedia

  • Sleep apnea — Classification and external resources Obstructive sleep apnea ICD 10 G …   Wikipedia

  • Sleep induction — Sleep induction, the deliberate effort to bring on sleep by various techniques or medicinal means, is practiced to lengthen periods of sleep, increase the effectiveness of sleep, and to reduce or prevent insomnia. Contents 1 Alcohol 2 Guided… …   Wikipedia

  • Paralysis, sleep — A frightening form of paralysis that occurs when a person suddenly finds himself or herself unable to move for a few minutes, most often upon falling asleep or waking up. Sleep paralysis is due to an ill timed disconnection between the brain and… …   Medical dictionary

  • Paralysis — Not to be confused with Spasticity, Sensory loss, or Numbness. Paralysed redirects here. For other uses, see Paralysed (disambiguation). Paralyse redirects here. For the 2008 pop song, see Paralyse (song). For other uses, see Paralysis… …   Wikipedia

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