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Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.
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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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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.
Did you know?
There are 60,000 miles of blood vessels in every adult human.