Join host and renowned heart surgeon Dr. Mehmet Oz for this multi-part look at what chugs, churns and thumps throughout the miraculous system known as the human body. From weight loss tips to brain-enhancing exercises, learn how to live a healthier, better life. "Beat Goes On" - Dr. Oz demonstrates how the heart works and offers tips on caring for this vital organ. Plus, two patients undergo major cardio procedures - heart transplant and robotic heart surgery - and share their experiences. "Gut Feelings" - Digestion begins in your mouth - but it doesn't end there. In his anatomy lab, Dr. Oz illustrates the serpentine path that food takes through our bodies. Also, meet a patient who undergoes a procedure to correct a jaw malfunction. "Do You Mind?" - Explore your body's supercomputer - the brain. The good doctor shows how this biological marvel works and gives tips on attaining optimum brain function. Learn how your eyes are a critical part of the brain's performance. "Motion Control" - Learn about the bones - 206 in all! - and joints that make up the body's structure, plus how to best care for them. Also, meet two patients undergoing common procedures to correct knee and shoulder problems. "War On Germs" - The best offense is a good defense. And when it comes to defenses, few are as sophisticated as the body's immune system. Dr. Oz talks to singer Naomi Judd about her battle with Hepatitis C and offers advice on how to fight off the common cold. "Weight Matters" - Dr. Oz explores a number of common weight loss issues and meets two patients currently battling the bulge. One patient, a woman, undergoes a gastric bypass procedure to lose weight and keep it off. Another, a young boy, chooses exercise to get fit and learns how to make better food choices.