<prompt> Not true about narcolepsy -Sleep suddenLong duration 3 hrs of sleepCataplexyPresents in IInd decade  <response>: Narcolepsy is characterized by bouts of sudden sleep each lasting for 10-30 minutes occurring during the daytime. Age of onset is between 10-20 years.Accessory symptoms in Narcolepsy are cataplexy, hypnagogic hallucination, sleep paralysis. 