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Sleep paralysis is a state, during waking up or falling asleep, in which a person is conscious but in a complete state of full-body paralysis. [1] [2] During an episode, the person may hallucinate (hear, feel, or see things that are not there), which often results in fear. [1] [3] Episodes generally last no more than a few minutes. [2]
However, the exact cause of the cardiac arrest, and thus the exact cause of death, is unknown. These deaths occur mainly during sleep or at rest. [7] One type of conduction defect known as Brugada syndrome can be responsible. [8] [9] The syndrome is rare in most areas around the world but occurs in populations that are culturally and ...
Sleep paralysis occurs when your mind is awake, but your body can’t move, Xue Ming, a sleep expert and professor of neurology at the Rutgers New Jersey Medical School, tells me. You can ...
Hypnagogia is the transitional state from wakefulness to sleep, also defined as the waning state of consciousness during the onset of sleep. (Its corresponding state is hypnopompia –sleep to wakefulness.) Mental phenomena that may occur during this "threshold consciousness" include hallucinations, lucid dreaming, and sleep paralysis.
Sleep apnea, obstructive sleep apnea, obstruction of the airway during sleep, causing lack of sufficient deep sleep, often accompanied by snoring. Other forms of sleep apnea are less common. [ 89 ] Obstructive sleep apnea (OSA) is a medical disorder that is caused by repetitive collapse of the upper airway (back of the throat) during sleep.
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Excl. nightmares (F51.5), Sleep paralysis (G47.42 ) G47.800 REM sleep related behavior disorder (phantasmagorias) G47.801 Impaired REM sleep related non painful penile erection; G47.802 REM sleep related painful penile erection; G47.803 REM sleep related cardiac sinus arrest; G47.804 REM sleep related headache (use additional code if required ...
In some cases, people experiencing sleep paralysis have frightening and even recurring visions. Known as sleep paralysis demons, these terrors don’t haunt nightmares, but reality.