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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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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

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There are more bacteria in your mouth than there are people in the world.

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Blood is approximately twice as thick as water because of the cells and other components found in it.

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People about to have surgery must tell their health care providers about all supplements they take.

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