Modern medical research has confirmed that the balance of estrogen and progesterone in women is out of balance, resulting in long-term stimulation of breast tissue by estrogen, coupled with the lack of progesterone moderation and protection, so that the ducts and lobules of the mammary glands are overproliferated and incompletely restored during the menstrual cycle week after week, and mastoproliferative disease occurs as a result. The causes of mastocytosis are mainly the following: 1, some organs are not well developed or diseased, which can cause endocrine disorders and imbalances, causing breast morbidity such as ovarian dysplasia, menstrual disorders, thyroid disease and liver dysfunction. 2, the impact of emotional and other mental factors. Nowadays, women are under great mental pressure in marriage, family and work. Long-term emotional instability and mental depression can lead to an increase in estrogen levels and endocrine disorders in the body. 3, the normal physiological process of the breast is affected by artificial inhibiting factors. Women of advanced age, unmarried, infertile, sexual disorders, abortion, divorce and solitary, inhibit breastfeeding and other reasons, resulting in the normal cycle of the physiological activities of the mammary gland can not have. 4, the impact of diet and living habits. A high-fat diet can change the endocrine environment and strengthen or prolong the stimulation of estrogen on the mammary epithelial cells. Bad habits such as drinking and smoking can induce mastopathy. Also, now that people have a better diet, there are many people with hypertension and hyperglycemia, which also tend to cause endocrine disorders in women, with some degree of disruption in estrogen, progesterone levels and glandular structure. 5, long-term use of estrogen-containing health products, birth control pills. Long-term excessive intake of estrogen will lead to an imbalance in endocrine balance. Nowadays, the feed used in artificially raised aquatic products and poultry contains hormones, which are harmful to the breast when consumed for a long time. Timely diagnosis and treatment of other organ diseases related to breast diseases, emotional regulation and stress release, changing unhealthy eating habits, quitting smoking and drinking, using hormone replacement therapy under the guidance of a specialist, and careful use of health care products will help prevent breast enlargement and breast tumors. Modern medical research has confirmed that the balance between estrogen and progesterone in women is out of balance, resulting in long-term stimulation of breast tissue by estrogen and the lack of progesterone control and protection, so that the ducts and lobules of the mammary glands overgrow and undergrow during the menstrual cycle. The causes of mastocytosis are mainly the following: 1, some organs are not well developed or diseased, which can cause endocrine disorders and imbalances, causing breast morbidity such as ovarian dysplasia, menstrual disorders, thyroid disease and liver dysfunction. 2, the impact of emotional and other mental factors. Nowadays, women are under great mental pressure in marriage, family and work. Long-term emotional instability and mental depression can lead to an increase in estrogen levels and endocrine disorders in the body. 3, the normal physiological process of the breast is affected by artificial inhibiting factors. Women of advanced age, unmarried, infertile, sexual disorders, abortion, divorce and solitary, inhibit breastfeeding and other reasons, resulting in the normal cycle of the physiological activities of the mammary gland can not have. 4, the impact of diet and living habits. A high-fat diet can change the endocrine environment and strengthen or prolong the stimulation of estrogen on the mammary epithelial cells. Bad habits such as drinking and smoking can induce mastopathy. Also, now that people have a better diet, there are many people with hypertension and hyperglycemia, which also tend to cause endocrine disorders in women, with some degree of disruption in estrogen, progesterone levels and glandular structure. 5, long-term use of estrogen-containing health products, birth control pills. Long-term excessive intake of estrogen will lead to an imbalance in endocrine balance. Nowadays, the feed used in artificially raised aquatic products and poultry contains hormones, which are harmful to the breast when consumed for a long time. Timely diagnosis and treatment of other organ diseases related to breast diseases, emotional regulation and stress release, changing unhealthy eating habits, quitting smoking and drinking, using hormone replacement therapy under the guidance of a specialist, and careful use of health care products will help prevent breast enlargement and breast tumors.