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Did you know?
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.
Did you know?
The average adult has about 21 square feet of skin.
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According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.
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There are 20 feet of blood vessels in each square inch of human skin.
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More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.