Dr. Mike Argenziano is on the forefront of cardiothoracic surgery, working alongside Dr. Oz on groundbreaking heart surgeries the Columbia University Medical Center at NewYork-Presbyterian Hospital. Dr. Oz talks with Dr. Argenziano about performing minimally invasive open-heart surgery without opening a patient's chest by using a surgical robot.

Then, Dr. Argenziano talks about the common diagnosis of an irregular heartbeat and explains treatment options. Plus, the topic of humor in the operating room takes center stage as Dr. Argenziano explains how laughter and medicine can go hand in hand.