Nipple pain when menstruation is approaching is usually normal, but it does not exclude breast hyperplasia, or other tumor diseases. As women ovulate, the body’s estrogen and progesterone will increase, of which estrogen will promote the development of breast ducts, progesterone will promote the growth of breast follicles, in the combined effect of estrogen and progesterone, women’s breasts will appear physiological development, at this time the nipple will appear tingling sensation, and part of the women’s breasts will also appear to be swollen and painful. This is normal before menstruation, and it is recommended to observe whether the pain in the nipple area still exists after menstruation. If the pain persists after menstruation, it may be due to the presence of breast hyperplasia and other conditions that trigger nipple pain. You can go to the hospital for an ultrasound examination of the breast area to rule out the occurrence of related lesions. If the nipple pain has already affected your daily life, you should consult a doctor for examination and treatment.