Breast lumps blocking milk can be unclogged by hot compresses and massage, followed by timely discharge of milk. 1. Hot compresses: Before breastfeeding, apply hot compresses to the breast on the side of the lump, soak a towel in warm water at about 50 degrees Celsius, and then apply it to the affected side of the breast for a few minutes to promote breast vasodilatation and milk flow. 2. Massage: Make sure your breasts and hands are clean before massaging, touch the lumps and massage them away. Pay attention to the movements to be gentle, massage in the direction of the nipple. The process of massage will induce milk discharge, which will help to empty the breasts. 3. Empty the breast: after hot massage, when breastfeeding, choose the lump side of the breast to feed first, at this time the baby’s sucking ability is stronger, it is more likely to suckle to empty the breast. If the baby still has a feeling of breast swelling after sucking, or the breast has not become soft, etc., you can use a breast pump and other timely discharge of milk. Daily should be scientific breastfeeding, massage lactation technique is more professional, if you are not sure about it, it is recommended to seek professional help. In addition, if the breast lumps gradually increase in size, redness, swelling, heat, pain; or hot massage can not be relieved, you should consult a doctor in time to receive standardized treatment.