The pain that occurs when the breast is touched is a relatively common symptom in the clinic. The main causes include the following: first, the more common women’s breast enlargement caused by. It is often manifested as swelling and pain in the breast before or during menstruation, especially when touched. Therefore, it is important to wear a suitable bra or underwear before your period, not to touch them, and to minimize strenuous activities. If the pain is obvious and not relieved, consider taking oral fen-phen for pain relief. Second, acute mastitis. In addition to localized redness, swelling, heat and pain, patients are often accompanied by fever. When the inflammation reaches the entire mammary gland, the pain at the end of the day will be obvious and aggravated. It is best to go to the hospital for a detailed examination including color ultrasound investigation and blood tests to provide systematic and standardized treatment for the cause.