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Did You Know?

9 04 2013

Did you know that humans spend a third of their lives sleeping?

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Date : April 9, 2013
Tags: 2013, Amazing, average, body, brain, cartoon, did you know?, Facts, Fascinating, Freaky, human, Incredible, interesting, life, lives, Medical, people, percentage, person, Photography, sleep, spend, third, Wow!, year
Categories : Humans

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