Academy of the Immaculate Conception. Adams Central High School. Akron High School. Albion Jefferson High School. Alexandria Monroe High School. Alva Neal High School. Ambia High School. Amo High School.
Causes of Heart Disease. Heart disease occurs when the arteries and blood vessels that lead to the heart are blocked or not carrying blood correctly. When this happens, important nutrients, such as oxygen, cannot reach your heart.ou may not show symptoms of the disease at certain times. Heart disease is sometimes called âcoronary heart diseaseâ or âCHD.â It is the leading cause of death among adults in the United States, according to the National Heart, Lung, and Blood Institute (NHLBI).
Common causes of abnormal heart rhythms (arrhythmias) or conditions that can lead to arrhythmias include: 1  Heart defects you're born with (congenital heart defects). 2  Coronary artery disease. 3  High blood pressure. 4  Diabetes. 5  Smoking.6  Excessive use of alcohol or caffeine. 7  Drug abuse.8  Stress.he cause of cardiomyopathy, a thickening or enlarging of the heart muscle, may depend on the type: 1  Dilated cardiomyopathy. 2  The cause of this most common type of cardiomyopathy often is unknown. 3  It may be caused by reduced blood flow to the heart (ischemic heart disease), infections, toxins and certain drugs.