<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, Ive been experiencing a persistent cough along with muscle swelling, chest tightness, and anxiety and nervousness. What could be causing these symptoms?  <response>: Based on your symptoms, its possible that you have hypertrophic obstructive cardiomyopathy, which is a thickening of the heart muscle that can make it harder for your heart to pump blood effectively. 