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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.
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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
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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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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.