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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In Haiti, only 1 out of every 200 people own a car.
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Most people smile when they are frustrated, according to a study.
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In a year, the average person walks four miles to make his or her bed.
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Muhammad is the most common name in the world.
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Females learn to talk earlier, use sentences earlier, and learn to read more quickly than males.
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Children grow faster in the springtime than any other season during the year.
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Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
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