There are well know sleep disorders like apnea and insomnia, however there is a more common one, narcolepsy. This disorder causes excessive sleepiness during the day, it is genetic and the attacks ... | more...

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Channels: Neuroscience-Neurobiology Medical

Tags: Dont be left in the Dark

Upload by: season_31 on 28-11-2011.

Duration: 3m 4s

Dnatube: Sciencific and Medical video site.