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.
30
Senegalese women spend an average of 17.5 hours a week just collecting water.
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Only 10-20% of the population can wiggle their ears and raise one eyebrow.
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On average, a person will spend about five years eating during his or her lifetime.
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Women who read romance novels have sex twice as often as those who don't.
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Girls have more tastebuds than boys.
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Intelligent people have more zinc and copper in their hair.
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