Home > Cholesterol > 5 Things to Know About Cholesterol Get the Flash Player to see this player. Rate: (Click the stars to rate) Published on Apr 06, 2011 by NebraskaMedCenter, Views: 1434 Do you know your cholesterol number? What about the difference between HDL and LDL cholesterol? Nebraska Medical Center cardiologist/lipidologist Dr. Scott Shurmur explains what all of us should know about diet, exercise and the risk of heart attack and stroke that can come with high blood cholesterol.