There are 20 feet of blood vessels in each square inch of human skin.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.
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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).
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.