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There are more nerve cells in one human brain than there are stars in the Milky Way.
Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").
Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.