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Your heart beats over 36 million times a year.
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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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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
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Blood is approximately twice as thick as water because of the cells and other components found in it.
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Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.