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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.
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Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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Everyone has one nostril that is larger than the other.
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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.