Pressing pain in male breast may be related to breast hyperplasia, breast trauma, breast cancer, intercostal neuralgia, shingles. 1. Breast hyperplasia: Abnormal increase of estrogen, decrease of androgen level or liver function abnormality in the body will lead to breast hyperplasia, which will form a localized lump and cause pressing pain. Most patients can get better on their own without treatment. 2. Breast trauma: Breasts are squeezed, abraded, needled, scalded and other traumatic injuries lead to localized skin and subcutaneous tissue damage, and thus the breasts are painful to press. 3. Breast cancer: Tumor infiltration or invasion and compression of surrounding tissues, nerves, blood vessels and other causes of breast pain, often appearing pressure pain. 4. Intercostal nerve pain: the intercostal nerve is innervated by 3 or 4 cervical nerves, which can also cause chest pain when violated by strenuous exercise or trauma, and there may be breast pain on pressure. 5. Herpes zoster: breast skin herpes zoster will appear breast area skin long pimples, accompanied by pain, may appear breast pressure pain. Men with painful breast pressure should also consider mastitis and other causes, it is recommended that people with this condition go to the hospital in time to find out the cause of the disease and follow the doctor’s instructions for treatment.