<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been experiencing double vision, fatigue, nasal congestion, cough, and weakness. Do you have any idea what could be causing these symptoms?  <response>: Yes, after considering your symptoms, I believe you may have muscular dystrophy. Unfortunately, there is no cure for this disease, but we can work together to manage your symptoms and improve your quality of life. 