Narcolepsy (noun)

  1. A condition characterized by sudden attacks of deep sleep, especially during the daytime.
  2. Involuntary loss of muscle tone, resulting in a limp and floppy posture.

Origin:

From greek narkōlepsia, from narkō-, from narkē 'numbness, stupor' + lepsis 'a seizure, a taking', from lambanein 'to take'.

Examples:

  1. Narcolepsy is a chronic disorder that affects the ability to stay awake.
  2. His narcoleptic episodes often caused him to fall asleep at work.
  3. She was diagnosed with narcolepsy after several years of struggling with excessive daytime sleepiness.
  4. Many people with narcolepsy also experience vivid dream-like hallucinations during wake-sleep transitions.
  5. The narcolepsy treatment involves the use of stimulants and other medications to regulate the sleep-wake cycle.
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