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Blood is approximately twice as thick as water because of the cells and other components found in it.
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.
Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.
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.