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Did you know?
According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.
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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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There are 20 feet of blood vessels in each square inch of human skin.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.