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Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.
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The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.
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There are 20 feet of blood vessels in each square inch of human skin.
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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%