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Did you know?

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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Vaccines prevent between 2.5 and 4 million deaths every year.

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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

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Video: Aneurysm

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