<unk>  is a medical condition which often affects people who have narcolepsy, a disorder whose principal signs
are EDS (Excessive Daytime Sleepiness), sleep attacks, sleep paralysis, hypnopompic hallucinations and disturbed night-time sleep.<unk>  is sometimes confused with epilepsy, where a series of flashes or other stimuli cause superficially similar seizures.
The term<unk>  originates from the Greek kata, meaning down, and plexis, meaning a stroke or seizure.
Cataplexy
Catatonia
Abnormal posturing
Dysprosody
Dysphonia
Psychomotor agitation
Dyslexia
Quassia