Many of us try to do everything we can to stay healthy, but at times it can be overwhelming. Thankfully, Dr. Rangan Chatterjee through his years of experiences as a doctor has worked out four key components to keep focus upon if we want to prevent disease: food, relaxation, sleep, and movement. By focusing on little changes, the multitude of little changes can add up to big results that will make all aspects of life better. What is the best way to incorporate these four pillars into our everyday lives?