<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been having difficulty breathing and have been feeling very nauseous. I also vomited a few times and my feet and legs are swollen.  <response>: Based on your symptoms, it seems like you may have fluid overload. This is a condition where the body is retaining too much fluid, causing swelling and difficulty breathing. We need to start treating this right away to prevent further complications. 