Breastfeeding nipple pain may be caused by improper sucking, cracked nipples, excessive cleaning, lactation pain, mastitis, etc., and need to follow the doctor’s advice in time for appropriate care or treatment. 1. Improper sucking: When the baby eats the milk, the areola is not fully contained in the mouth, which leads to nipple pain. 2. Cracked nipples: At the beginning of breastfeeding, the skin of the mother’s nipples is relatively delicate, and when the baby eats the milk, it will cause cracked nipples, which will lead to pain. 3. Excessive Cleaning: Breast pain during breastfeeding due to too much force when cleaning the nipples. 4. Lactation pain: When the baby is done with the milk, the breasts become empty and then continue to secrete milk, some pregnant mothers will experience nipple pain. 5. Mastitis: Pregnant mothers have mastitis, which can also lead to nipple pain. When there is breastfeeding nipple pain, you should pay attention to distinguish the causes, it is recommended to go to the regular hospital when there is discomfort, to identify the specific causes, under the guidance of the doctor for treatment.