The left ventricular assist device LVAD helps normal blood circulation in the body of patients with end-stage heart failure, helping to relieve symptoms of fatigue or shortness of breath. Sometimes, the device also helps the heart recover to normal functions because it allows the heart to rest.

Damage to heart function and cardiovascular disease are the leading causes of death in the United States. Men are at higher risk. And cardiovascular rehabilitation is one of the issues that many scientists as well as patients are interested in.