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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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Women are 50% to 75% more likely than men to experience an adverse drug reaction.

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The average adult has about 21 square feet of skin.

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To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

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There are more bacteria in your mouth than there are people in the world.

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