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Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.
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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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The horizontal fraction bar was introduced by the Arabs.
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More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.