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Did you know?
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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Human kidneys will clean about 1 million gallons of blood in an average lifetime.
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There are 20 feet of blood vessels in each square inch of human skin.