A little pain in the chest after impact is common in the following cases: a. soft tissue injury, direct impact or other impact resulting in local soft tissue contusion, extrusion, skin breakage, etc. can lead to pain and discomfort. If necessary, iodophor disinfection, bandaging treatment, to pay attention to rest, do not move too much injured parts. Second, fractures, violent impact may lead to sternal or rib fractures, manifested as severe local pain, aggravated by breathing, need to be determined jointly through physical examination and relevant imaging examinations, generally through surgery, fixation, rest and other ways to treat. Some female patients have mastitis, mastopexy and other diseases, which can irritate and aggravate the performance of the primary condition after impact, and are often confused with other diseases, which need to be treated clinically through detailed examination to clarify the cause.