If there is a lump and pain in the breast, it is likely to be mastitis. If the milk ducts are not clear and milk is accumulated, the breast tissue may become infected, and in serious cases, it may lead to breast abscess, at this time, the breast is swollen and painful, and there is a localized lump, which may be accompanied by generalized fever. Treatment of milk duct obstruction: 1. Let the baby continue to suckle frequently, and squeeze out the milk if the baby refuses to do so. 2. Massage the lump gently in the direction of the nipple, so that the milk ducts can be unclogged. 3. Use hot compresses to squeeze out the excess milk. Treatment of mastitis and breast abscess: 1. Continue to let the baby suckle, or express the excess milk. 2.Nurse the baby with the other breast. 3, Treat with antibiotics as appropriate. 4.If there is a lump formation, go to the hospital to open and drain it. 5, Recover from breast infection as soon as possible so that the baby can continue to suckle for a day or two. What should I do if I have sore nipples? Sore nipples can be caused if the baby does not latch on correctly, for example, if the baby does not latch on to the areola with the nipple, but a woman with sore nipples looks the same as any other woman on the surface. What can be done to prevent sore nipples? 1.Check that the baby is sucking in the right position so that the baby takes the areola in the mouth along with the nipple. 2. Wait until the baby puts down the nipple before holding him away. 3. If you have to stop breastfeeding for some unavoidable reason, the mother should put her finger in the baby’s mouth to stop him from sucking, and should not remove the nipple at will. What should I do if my nipples are cracked while breastfeeding? This can be caused by not sterilizing the nipples during breastfeeding or by the baby not mastering the correct sucking technique. It is important to correct the baby’s suckling technique and not to limit the frequency and duration of breastfeeding.