Percutaneous Transluminal Coronary Angioplasty (PTCA) - often abbreviated to angioplasty - is a procedure to re-open a narrowed coronary artery. Watch how this procedure opens arteries.

This video animation shows how cholesterol behaves in the blood stream.Cholesterol is a soft, fat-like, waxy substance found in the bloodstream and in all your body's cells.

The Coronary bypass procedure is usually called a CABG. It is a type of heart surgery that reroutes, or "bypasses", the blood around these clogged arteries. This video animation shows how this life saving surgery is done.

Signs and Symptoms of a Heart Attack

This video animation demonstrates how a heart attack can happen. Heart attack or myocardial infarction is caused due to coronary artery blockage.

Katie talks about how she felt when her doctor told her she was diagnosed with high cholesterol.

Approximately one in every six adults - 17 percent of the U.S adult population - has high blood cholesterol. Katie Burkert has high cholesterol and discusses her story of diagnosis. To learn more about high cholesterol visit www.healthcentral.com/cho

Katie has high cholesterol. She discusses her journey to getting health and what types of food she was recommended by her doctor.