Abstract: Cataplexy and excessive daytime sleep (EDS) are the common symptoms in the sleep disorder namely, narcolepsy. In this paper we give the brief description about, what is narcolepsy? How it is evenly found in both types of gender and at what age it starts to show up its symptoms? Apart from introduction and symptoms, Meditation for treatment of narcolepsy is also discussed. MSLT (Multiple sleep latency test) and MWT (Maintenance of wakefulness test) are the existing tests for measuring sleepiness. Sleep Latency (SL) is the main measures of sleepiness computed in these tests.

Keywords: Narcolepsy, Cataplexy, Maintenance of Wakefulness Test (MWT), Multiple Sleep Latency Test (MSLT), Hypocretin, EEG.