If there are hard lumps in your breasts, it is recommended that you use wet towels to apply heat to your breasts to promote the absorption of the accumulated milk. 2. If the breast lumps are large and the pain is severe, it is best to go to the hospital in time. You can also use magnesium sulfate wet compresses under the guidance of a doctor to help absorb the lumps. At the same time, you should pay attention to your diet, mainly a light diet, and control the intake of high protein and high fat soups to reduce the continued secretion of milk and facilitate the absorption of hard lumps.