<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been experiencing loss of sensation, leg weakness, paresthesia, and even headaches. What could be the cause of these symptoms?  <response>: Based on your symptoms, you may be experiencing myositis. Myositis is a rare disease that causes muscle inflammation and weakness. We will need to run some tests and imaging to confirm the diagnosis. 