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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.