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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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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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Women are 50% to 75% more likely than men to experience an adverse drug reaction.
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There are more sensory neurons in the tongue than in any other part of the body.
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There are 20 feet of blood vessels in each square inch of human skin.