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Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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The human body produces and destroys 15 million blood cells every second.
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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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Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).