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Hypersomnia

Internet URL

http://www.ninds.nih.gov/disorders/hypersomnia/hypersomnia.htm  

Sponsoring Agency

National Institute of Neurological Disorders and Stroke, National Institutes of Health

Description

Hypersomnia is characterized by recurrent episodes of excessive daytime sleepiness or prolonged nighttime sleep. Different from feeling tired due to lack of or interrupted sleep at night, persons with hypersomnia are compelled to nap repeatedly during the day

Related Topics

Review Date

4/25/2007