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The human body produces and destroys 15 million blood cells every second.
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The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.
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It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.
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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.