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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

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There are 20 feet of blood vessels in each square inch of human skin.

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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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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

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Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

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