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Did you know?
The average adult has about 21 square feet of skin.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.
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There are more bacteria in your mouth than there are people in the world.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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