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Did you know?
There are 60,000 miles of blood vessels in every adult human.
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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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Everyone has one nostril that is larger than the other.
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People about to have surgery must tell their health care providers about all supplements they take.
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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.