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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Americans did not commonly use forks until after the Civil War.
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A hard working adult sweats up to 4 gallons per day.
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The average person falls asleep in seven minutes.
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Americans throw out 4.5 pounds of trash a day - twice that of 40 years ago.
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More than half the population of Kenya is under the age of 15.
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More boys than girls are born during the day; more girls are born at night.
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Women have a slightly higher average IQ than men.
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