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Did you know?
The average office desk has 400 times more bacteria on it than a toilet.
Did you know?
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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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.