<s>[INST] When I try to take a normal breath , pain surges down my back and tightens up the muscles. This has been going on for 1.5 to 2 weeks, every night, with the time it lasts increasing. It is starting to concern me severely. Age: 19 Sex: Male Additional: Chrons, Asthma [/INST] You may have a musculoskeletal pain.simple analgesia like paracetamol and muscle relaxant tolperisone will help you. </s>