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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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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 average office desk has 400 times more bacteria on it than a toilet.