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Did you know?
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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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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The longest a person has survived after a heart transplant is 24 years.
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Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.