Home > Cholesterol > Understanding Triglycerides Get the Flash Player to see this player. Rate: (Click the stars to rate) Published on Sep 08, 2009 by EKlodas, Views: 3351 Understanding Triglycerides: Dr. Elizabeth Klodas, a cardiologist, reviews what triglycerides are, how they contribute to heart disease, and how to best treat when they are elevated. Although triglycerides may not play as much of a role in developing atherosclerosis, they still should be treated if high. Exercise and diet can improve triglyceride levels. A low saturated fat diet can help with high triglycerides. Video courtesy of Cardiosmart.org.