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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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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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On average, the stomach produces 2 L of hydrochloric acid per day.
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There are 20 feet of blood vessels in each square inch of human skin.
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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.