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Narcolepsy is a chronic neurological disorder causing excessive daytime sleepiness.

Its causes are not clear.


  • Sudden attacks of sleep, especially during day time
  • Disturbed night sleep
  • Cataplexy or temporary loss of muscle tone and control
  • Sleep paralysis or temporary inability to talk or move during beginning or ending of sleep
  • Hypnagogic hallucination or dream like experiences during ending or beginning of sleep
  • Automatic behavior or doing activities without being aware of doing them

There is no cure for narcolepsy but symptoms can be managed by:

  • Medications like stimulants, antidepressants and  sodium oxybate
  • Planned short naps during the day
  • Avoiding alcohol and caffeine before sleeping

Since the causes are not clear, there is no known way to prevent narcolepsy.