The actual fact is that you will find a lot of people who are not able to get a good deal on a lot of things. 1, if you find a hard lump in your breast after giving birth, you need to exclude the symptoms of acute mastitis. The actual mass can’t be pressed and rubbed, generally through the ultrasound examination can be judged, need surgery. 3, cystic hyperplasia of the breast. A hard lump in the breast that appears with the menstrual cycle, with symptoms of swelling and tingling discomfort, and disappears with significant relief after the menstrual cycle, does not require treatment and can be treated with oral Chinese medicine. In either case, it is not recommended to press and rub by yourself, and you should go to the hospital promptly.