What are different causes of heart failure?

Some of the common causes are: ” Heart muscle weakness( Cardiomyopathy) ” Stiffness of the heart ” Valvular abnormalities like leaky valves or stenosis of the valves ” Problems with the electrical system of the heart (Arrhythmias ) ” Arterial blockages and heart attacks ” High blood pressure problems ” Congenital heart defects ” Infections ” Obesity ” Nutritional deficiencies