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Vaccines prevent between 2.5 and 4 million deaths every year.
Did you know?
The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.
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Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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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.