The best kept medical secret is offered by My True Health Center, Inc., Enhanced External Counterpulsation (EECP) Therapy is a safe, non-invasive, outpatient treatment option for patients suffering from ischemic heart diseases such as angina and heart failure. EECP' is a treatment for angina (also called angina pectoris), or chest pain. Angina occurs when the muscle cells of the heart do not get enough blood to properly maintain their pumping function. The lack of blood supply is most likely to cause pain during physical activity, when the heart pumps fastest and needs the most oxygen. In most people, angina is caused by coronary artery disease.