A member asked:

Do you know of people that feel perfectly refreshed and functional with just 3-4 hours of sleep every night?

A doctor has provided 1 answer
Dr. James Goodpaster answered

Specializes in Dentistry

Yes, but: This is not the norm. Most people need more sleep than 3-4 hours but some seem to function quite well on very little sleep. The area of sleep is a fascinating one and more knowledge is being gained daily so we don't fully understand why some people do well on a little sleep while others need more. Most people need 6-9 hours regularly, though.

Answered 6/14/2013

5.1k views

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