The causes of this pain in the chest mainly include the following: 1. The most common mastopexy. Mammary gland hyperplasia, in fact, is a relatively common physiological state in which the human breast gland receives hormonal stimulation, mainly manifested as breast swelling and discomfort before the onset of menstruation, there will be patients who exhibit pinch-like pain in the chest, the patient’s emotions, diet and lifestyle patterns are closely related, and there is often varying degrees of relief after the onset of menstruation, patients can go to the hospital for ultrasound examination to make a clear diagnosis. 2, due to inflammatory diseases of the chest The reaction caused by. For example, breastfeeding mastitis, or non-lactating plasma cell mastitis, may cause this severe pain. 3, may be due to skin disease of the breast area. For example, localized sebaceous cysts become infected, and there may be localized pain due to herpes zoster. 4. Pregnancy may also cause pain in the breast. 5. Reactions caused by trauma. There will always be a local hematoma and the pain will be very pronounced.