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Asthma cases in Americans are about 75% higher today than they were in 1980.
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Everyone has one nostril that is larger than the other.
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According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.
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There are approximately 3 million unintended pregnancies in the United States each year.
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Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.