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Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.
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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.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
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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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Cyanide works by making the human body unable to use oxygen.