More Evidence That Not Everyone Needs The Same Amount Of Sleep Each Night

August 7, 2014 12:57 PM

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While most adults are recommended to get seven to eight hours of sleep a night, the fact of the matter is that there are some of us who need more sleep than that, and some who are perfectly capable of functioning on less. Members of the latter group -- so-called “short sleepers” -- usually sleep less than six hours a night and are able to feel alert and refreshed the morning after, despite the little sleep.

Now, researchers from The Center for Applied Genomics at the Children's Hospital of Philadelphia have discovered a genetic variant that could help explain this "short sleep" phenomenon.

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