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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.
After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Medication errors are more common among seriously ill patients than with those with minor conditions.
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.