Mammary gland hyperplasia is a benign hyperplasia of the breast parenchyma formed during the development of the female breast, it is not a very serious disease, it is just a kind of proliferative change of the milk ducts and alveolar epithelium formed during the development process, in severe cases it can be accompanied by the formation of cysts of different sizes. The pain is related to the menstrual cycle, often increasing before menstruation and decreasing or disappearing after menstruation, or sometimes throughout the menstrual cycle, and there may be lumps in one or both breasts during examination. A small number of patients may have nipple overflow. The cause of mammary gland hyperplasia is endocrine disorders: 1, female hormone metabolism disorders, especially estrogen and progesterone ratio imbalance, so that the breast parenchyma hyperplasia and incomplete replenishment. 2. The quality and quantity of female hormone receptors in some breast parenchyma components are abnormal, causing uneven degree of hyperplasia in various parts of the breast. Treatment is mainly symptomatic and can be done with Chinese herbal medicines and Chinese patent medicines, such as prolotherapy, Xiaojin pill, Xiaojin capsule, breast fetish elimination, Gui Zhi Fu Ling capsule, etc. A few patients with severe pain can take triamcinolone for a short period of time. Good habits to prevent mastocytosis: 1, maintain a good mood. 2, adequate sleep. 3, a harmonious sex life. 4.Advocate marriage, pregnancy and recommended breastfeeding. 5.Regulate the menstrual cycle. 6.Low-fat, high-fiber diet. 7.Supplement vitamin C, B and minerals such as calcium and magnesium, etc. Eat more fruits such as mango, hawthorn, jujube, red apple, purple grape, kiwi, lemon, strawberry, tangerine, fig, etc., so that women can take in a variety of vitamins and also get anti-breast cancer substances. 8.Fitted bras. 9.Avoid eating health products containing estrogen. The possibility of malignant change is still debated, but the important thing is that this disease may coexist with breast cancer. In order to detect possible breast cancer early, patients need to learn to self-examine their breasts, or they can come to the hospital once in 3-6 months and ask the doctor to examine them and do ultrasound or mammogram if necessary.