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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.
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Vaccines prevent between 2.5 and 4 million deaths every year.