Heart disease is the leading cause of death in the U.S., and of all the deaths that occur each year, more than 50% of them could have been prevented. We all know to avoid smoking, but the other four main causes—obesity, high cholesterol, high blood pressure, and diabetes—can each be eliminated or significantly reduced with some simple dietary changes. Here are the 7 best foods to decrease your risk of heart disease. And don’t worry, these foods are actually tasty.