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Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.
More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
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.
Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
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