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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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People about to have surgery must tell their health care providers about all supplements they take.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.
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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.