Not true about narcolepsy -
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.
Sleep sudden
Long duration (>3 hrs) of sleep
Cataplexy
Presents in IInd decade