The world's shortest man measures only 21.5 inches.
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Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34
One in 500 humans has one blue eye and one brown eye.
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The Japanese, on average, are the shortest people.
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Intelligent people have more zinc and copper in their hair.
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According to the American Society for Microbiology, 90% of women and 75% of men wash their hands after using a public restroom.
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Forty percent of American adults cannot fill out a bank deposit slip correctly.
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