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Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
Did you know?
Cyanide works by making the human body unable to use oxygen.
Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
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.
Did you know?
Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.