Chest pain in women’s monthly period, in general, the common clinical symptoms are mainly the following. First, during the patient’s breastfeeding period, the higher levels of estrogen and progesterone in the body will cause congestion and hyperplasia of the mammary glands. A large amount of milk is stagnated in the milk ducts, causing dilatation of the milk ducts, which will cause swelling and discomfort in the chest. Patients can avoid milk stagnation through appropriate breast massage, promote the excretion of milk ducts, hot omelette external compresses, maintain a light diet, good sleep can effectively reduce the symptoms of breast swelling and pain in the chest mammary glands. Second, female patients in the breastfeeding period, if the nipple rupture, the local bacteria along the rupture can enter the milk tube, causing acute mastitis. This is a symptom of chest swelling and pain, at this time you need to actively give anti-infection treatment, and at the same time empty the affected side of the milk. In general, the patient in 3-5 days after the local inflammation control, chest pain symptoms can be completely relieved.