<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been experiencing low back pain, hip pain, side pain, muscle pain, and leg pain for a few days now. What could be causing this?  <response>: It seems like you have Lumbago, a common condition that causes pain and discomfort in the lower back area. The pain can radiate to other parts of the body, such as the hips, sides, and legs. 