Only 2% of the Earth's population are natural redheads.
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There's an isolated tribe in Zimbabwe where the people have only two toes, dubbed the 'ostrich people'.
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A person swallows approximately 295 times while eating dinner.
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In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
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Forty percent of Americans have never visited a dentist.
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Men fall in love faster than women do.
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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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