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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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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.
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Illicit drug use costs the United States approximately $181 billion every year.
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.