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Asthma cases in Americans are about 75% higher today than they were in 1980.
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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.
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Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
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Women are 50% to 75% more likely than men to experience an adverse drug reaction.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.