Chest pain, consider whether the recent impact of extrusion trauma, local soft tissue injury can appear pain, swelling, can be localized hot compresses, about three days gradually improve. The common cause is cystic hyperplasia of the breast, due to the imbalance of hormone levels in women’s bodies, manifested as cyclical breast swelling, tingling, breast lumps, after menstruation, pain symptoms will be significantly improved, oral lactic acid elimination, free pills, small gold pills and other medications for symptomatic treatment, to maintain a happy mood, often angry, work pressure can be triggered by the mammary glands pain. Mastitis can cause pain, mostly in breastfeeding women, due to the local pressure of milk stagnation caused by pain, once the bacterial invasion is very easy to form abscesses, the need for timely lactation treatment, oral antibiotics if necessary, breast pain, try to go to the hospital in a timely manner.