<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been feeling very tired lately and I am having trouble swallowing.  <response>: Based on your symptoms, I suspect that you may be experiencing Amyotrophic lateral sclerosis ALS. It is a neurodegenerative disease that affects nerve cells responsible for muscle functional movement. Well need to run further tests to confirm the diagnosis. 