It's true that you cannot control everything that happens to you. All humans have experienced the feeling of powerlessness as certain events unfolded in their lives. As a person who has been diagnosed with MS, you are likely not a stranger to that feeling. What is essential to understand, however, is that although you can't always control what happens to you, you can control the way in which you live and how your body handles the stressors that you face. In the past several decades science has been studying this notion — that the mind and the body are intricately connected.