im 28,,had 2 ecgs 2 xrays,,had colestral,,liver,,kidneys,,arthritis,,sugar levels,everything fine..my pain is deep,,sore ,stiffness,aching,,deep breathing helps me,,and my ribs hurt,,my upper chest bone gets sore,,sometimes burning warm sensation,,i was told i had musculoskeletal sprains in chest,,its been going on a year now ,,i cry a lot which seems to help me ,,and deep breathing..please tell me what you think im so sad and scared ive had 7 doctors tell me its musculoskeletal sprains in chest..help me please with some answers..im scared