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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.
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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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Approximately 25% of all reported medication errors result from some kind of name confusion.