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Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
The FDA recognizes 118 routes of administration.
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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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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
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A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.