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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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Approximately 500,000 babies are born each year in the United States to teenage mothers.
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Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.
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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.