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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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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.
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If you could remove all of your skin, it would weigh up to 5 pounds.
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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
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About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.