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In 1864, the first barbiturate (barbituric acid) was synthesized.
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Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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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.