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Asthma cases in Americans are about 75% higher today than they were in 1980.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
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Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.