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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.
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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.
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Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.