You can take steps today that will determine how long and how well you age! Dr. Oz talks to cardiologist Dr. Benjamin Lewis about preventative medicine, reversing the effects of heart disease, and longevity. What are the things you can do day-in and day-out to really change the way you live and improve your health? Dr. Oz and Dr. Lewis take a closer look at common ailments of aging patients, such as high cholesterol and high blood pressure, and discuss the importance of knowing your basic medical history. From cholesterol tests to mammograms to colonoscopies, find out what exams to take and when. Plus, what are the "good" foods to eat to ensure a long life?