The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
Did you know?
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
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Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.
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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.
John Hopkins University
John Muir
John Muir
John Taylor, Treaty Signing at Medicine Lodge Creek.