Forty percent of Americans have never visited a dentist.
33
Americans did not commonly use forks until after the Civil War.
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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.
30
The average housewife walks 10 miles a day around the house doing her chores.
100
Intelligent people have more zinc and copper in their hair.
233
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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