Nipple pain during menstruation may be related to conditions such as lobular enlargement of the breast. When you have your period, you tend to experience nipple pain due to changes in your body’s sex hormone levels and increased secretion of angiotensin during menstruation. When you are suffering from lobular hyperplasia, the nipple pain will be more obvious, and it will be more severe when you are about to have your period or during your period, and it will reduce or disappear after your period clears. You can go to the hospital to check your breasts within a week after your menstruation, if you have lobular hyperplasia, take some blood circulation and blood stasis, soft and loose type of drugs, usually pay attention to keep your mood relaxed, regular life, do not strain.