Cholesterol is a waxy, fat-like substance that is made in the body by the liver. Cholesterol forms part of every cell in the body and serves a number of vital functions.
Excess Cholesterol
Sometimes, however, our bodies make more cholesterol than we need, and this excess cholesterol circulates in the bloodstream. High levels of cholesterol in the blood (hypercholesterolemia) can clog blood vessels and increase the risk for heart disease and stroke.
Wednesday, June 10, 2009
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