A hard lump in the breast of a breastfeeding woman may be initially considered to be caused by milk stagnation, which can generally be helped to dissipate as soon as possible by emptying the milk. However, not all breast lumps can be eliminated quickly. If the lump appears to grow continuously, accompanied by redness, swelling, pain and other uncomfortable symptoms, it is suspected that it may be caused by disease, commonly in cystic hyperplasia of the breast, acute mastitis, etc. It is recommended to seek medical treatment, and depending on the condition, medication, physical therapy, or even surgery can also be taken. A. Emptying the breast milk 1. Manipulation and massage: For lactation or acute mastitis at the beginning, you can promote the discharge of milk by massaging the breast. For example, use one hand to lightly hold up the breast, and the other hand to lightly lift the nipple, and then use your fingers to gently push along the breast toward the areola and press the hard nodes and lumps, with gentle and even techniques that do not cause pain. If you are unable to master the technique, you can go to the hospital to have it handled by professionals. 2. Sucking out the silt: In the early stages of milk stagnation or acute mastitis, you can also use a breast pump to empty the milk and help the hard nodes in the breast to subside. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things. The first is that the mastitis can be treated with the help of a laser. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things. Blindly apply on your own. Surgical treatment: If an acute mastitis abscess is formed, surgical treatment is needed, i.e. abscess incision and drainage; in addition, breast cancer during lactation is a tumor with high malignancy. Therefore, patients with hard breast lumps are recommended to go to the hospital for examination to clarify the cause before treatment, so as not to aggravate the symptoms by improper treatment.