Inclusion Criteria:  Patients with following criteria were included :  All patients ages were between 50 - 60 years old Fractional shortening < 25% and ejection fraction < 40% Sinus rhythm. Heart Failure due to ischemic heart disease. New York Heart Association (NYHA) class II-III. Regular medical treatment.  Exclusion Criteria:  Patients with following criteria were excluded :  Chronic heart failure due to other causes History of pulmonary disease (chronic obstructive lung disease, moderate to severe pulmonary hypertension). Recent acute coronary syndrome or revascularization (3 months). Exercise limited by angina or peripheral arterial occlusive disease; Cerebrovascular or musculoskeletal disease preventing exercise testing or training. Poorly controlled or exercise-induced cardiac arrhythmias Logistic problems to attend regular exercise training sessions. Uncontrolled hypertension.