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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
Your heart beats over 36 million times a year.
About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.
Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.