Talk to Internal Medicine on Pain In Body (different Parts)

feeling pain in different parts..firstly start with my left leg pain,after treatment it has gone. from till than now after every six months I got the pain in different parts of my body like I got swollen knee, or pain in my wrist (even can't hold anything in the hand), or jaw pain moving towards neck, lower back pain, left shoulder pain that moves towards heart and two fingers of my left hand. I got different test like blood tests, Scans like M.R.I. reports are fine.