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For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.
According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.
The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
People about to have surgery must tell their health care providers about all supplements they take.