Other causes of heart failure include valvular heart disease, such as aortic stenosis, congenital heart defects, cardiomyopathy – disease of the heart muscle, lung diseases, arrhythmias (irregular heartbeat) and chronic alcoholism.
The “failing” heart continues to work but not as efficiently as it should. People with heart failure cannot exert themselves because they experience shortness of breath and get tired easily.
Common symptoms of heart failure are: