The second day of weaning milk swelling and hard and painful, can be improved through hot compresses, massage, the use of breast pumps and other methods. 1. Hot compresses: weaning the second day of milk, you can use a hot towel on the breast for hot compresses, hot compresses can be blocked in the mammary glands inside the milk block to become smooth, but also to improve breast circulation. 2. Massage: After the hot compresses, you can use both hands to gently massage the breasts, the purpose of the massage is also to unclog the blockage in the mammary gland. 3. Use a breast pump: When the milk is swollen, you can use a manual or electric breast pump to assist in milking, after the milk is squeezed out, the situation will be improved. During the weaning period, you should pay special attention to breast hygiene. If you don’t pay attention to breast hygiene and induce a bacterial infection, you need to go to the hospital in time.