How many people suffer from narcolepsy?

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Producer:Videojug
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Duration: 3:25
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Video quality: 360p
Video frame size: 640x360
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How many people suffer from narcolepsy?

Irshaad Ebrahim (Medical Director of The London Sleep Centre) gives expert video advice on: What is narcolepsy?; How is narcolepsy caused?; How many people suffer from narcolepsy? and more...

Narcolepsy affects about 1 in 2000 people worldwide. And in Japan, about 1 in 800 people are thought to have narcolepsy.

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