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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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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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All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.