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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.
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Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.
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The average office desk has 400 times more bacteria on it than a toilet.
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There are approximately 3 million unintended pregnancies in the United States each year.