Patient Story: Almost 30 million people in the U.S. have Type II Diabetes. It's a disease that can be greatly improved by lifestyle changes including a healthy diet and exercise, along with medication compliance and monitoring. But not many people do as well as Mark Lee, who completely turned his life around after his diagnosis. His story is an inspiration to those who struggle every day with controlling their diabetes. Myth or Medicine: Weight loss can improve Type II Diabetes, but can it be cured? Second Opinion 5: Five ways to control your diabetes.