<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I am experiencing muscle pain and arm pain. I also have an ache all over my body and stiffness all over. Specifically, my shoulder feels very stiff and tight. Can you tell me whats wrong with me?  <response>: Based on the symptoms you have described, it sounds like you may be suffering from adhesive capsulitis of the shoulder, also known as frozen shoulder. 