My ribs under my armpit is sore but only when i touch it no pain when breathing jsut uncomfortable?

The cause of rib soreness could be something benign like trauma related injury or something intrinsic to the bones. Tell us how long have you had this problem? Is it stable or getting worse?. Based on the history you primary care physician should examine you and order some imaging studies of the ribs if the pain is getting worse over a period of next 1 month. If it is something benign, it will go

Chest wall tenderness is usually related to musculoskeletal pain. A local heating pad and ibuprofen may help; please discuss with your physician. Check for lymph node swelling in the area. Monitor temperature and breathing.