LDL cholesterol: Low, lower, and lower still.

Focuses on the revised set of cholesterol guidelines, particularly on low density lipoprotein (LDL) cholesterol, released by the American Heart Association, the American College of Cardiology and the National Institutes of Health in the U.S. in July 2004. Required LDL level to be considered a therapeutic option for people at the highest risk for cardiovascular disease; Reason for the revisions; Ways to lower cholesterol.