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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According to CNN national security correspondent David Ensore, as of 2002 bin Laden had married four women and fathered roughly 25 or 26 children.
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According to Harris Interactive, 70% of men and 57% of women shower daily.
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The world's youngest parents were 8 and 9 and lived in China in 1910.
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Yawns are more contagious among people with closer relationships.
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Identical twins do not have identical fingerprints.
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