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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Yawns are more contagious among people with closer relationships.
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44% of kids watch television before they go to sleep.
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Intelligent people have more zinc and copper in their hair.
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The average American eats at McDonalds more than 1,800 times in their life.
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A person swallows approximately 295 times while eating dinner.
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Only 2% of the Earth's population are natural redheads.
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Men are more attracted to women whose bone structure is similar to their own mothers. It's called "sexual imprinting".
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