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Vaccines prevent between 2.5 and 4 million deaths every year.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.
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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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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.