Echocardiography, also known as an echo or cardiac ultrasound, uses sound waves to examine the heart by passing through the chest and reflecting off the heart's structures. This echo provides vital information, which is then analyzed by a computer. Dr. Christos Mihos, Director of the Echocardiography Laboratory at Mount Sinai’s Division of Cardiology, explains how he uses this non-invasive procedure to assess patients’ heart health and create a personalized rehabilitation plan to restore both he