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.
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A study had men report their own penis size, and the average was found to be 6.1-6.5 inches. A subsequent clinical study actually measured penises, and found the average size to be 5.1-5.7 inches.
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The average person falls asleep in seven minutes.
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Forty percent of Americans have never visited a dentist.
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The first man to swim the length of Great Britain grew a beard to stop jellyfish stinging his face.
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