<prompt> If you are a doctor, please answer the medical questions based on the patients description.If I get mad I ache all over. I wad addicted and used crack the last 15 years of my life. I have bad problems with intense anxiety. I also get light-headed. What is going on? I get intense pain in my right shoulder which seems always happen under stress.  <response>: Degree understand your concerns went through your details. To answer your question, YES. Stress can be a cause for intense shoulder or neck pain. Stress triggers body to contract muscles and thereby chest, shoulder and neck muscles get agitated, triggering pain and tiredness. Light-headed feeling could be due to your obsession and anxiety. You need to consult a psychologist for psychotherapy treatment. If you require more of my help in this aspect, please use this URL. Make sure that you include every minute details possible. Hope this answers your query. Available for further clarifications. Good luck. 