Stress. Even the sound of the word evokes feelings of tension. Stress is a daily aspect of modern living. Stress can keep you motivated and even save your life. If unmanaged, however, stress can kill you. Excess stress weakens the immune system. Furthermore, stress can make any disease condition worse. In this chapter, you will discover what stress is, how stress contributes to heart disease, how you can identify stress, and what steps you can take to reduce stress and restore balance to your life.