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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The average housewife walks 10 miles a day around the house doing her chores.
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The Japanese, on average, are the shortest people.
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Only 2% of the Earth's population are natural redheads.
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Approximately 4 to 5% of the U.S. population has one or more clinically significant phobias in a given year. Specific phobias occur in people of all ages. The average age of onset for social phobia is between 15 and 20 years of age, although it can often begin in childhood.
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Babies' eyes do not produce tears until the baby is approximately six to eight weeks old.
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‘Old people smell’ is actually caused by a chemical, 2-nonenal, that old people secrete through their skin
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It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
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