Nipple pain during menstruation is relatively normal, mainly due to changes in hormone levels in the body, mainly due to the rise of estrogen in the body and a series of changes, some women will also be accompanied by breast pain, pain in the small abdomen and pain in the lumbosacral area. The symptoms will be relieved gradually with the relief of menstruation, usually 1-2 days before menstruation and 1-2 days during menstruation, and no special treatment is needed. If the pain is significant, other pathological conditions should be considered, such as severe nipple pain during lactation, which may be due to local inflammation or due to a local bite from the baby. If you are not breastfeeding, you should consider it to be due to inflammation of the mammary glands, and pay attention to the presence of local redness, swelling and lumps. Pay attention to self-regulation, if necessary, you need to take pain relief medication.