Effect of Physical Exercise Training on Health-Related Quality of Life and Exercise Tolerance in Patients With Left Ventricular Dysfunction

Cardiac rehabilitation has been developed primarily to reintegrate post-myocardial infarction patients into society. Recently, exercise training therapy has been indicated not only for ischemic heart disease but also for heart failure, and its efficacy has been widely established. Patients with chronic heart failure have a deteriorating quality of life (QOL)as their condition worsens due to various factors, including poor exercise tolerance and anxiety. QOL improvement is one of the important targets in the treatment of patients with heart failure. The correct amount of exercise training may allow such patients to resume an active life and may eliminate their anxiety about exercise loading. Consequently, exercise training can be expected to give patients improved exercise tolerance and