|
|
There are more nerve cells in one human brain than there are stars in the Milky Way.
Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.
Blood is approximately twice as thick as water because of the cells and other components found in it.
After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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.