What are the symptoms of breast hyperplasia? 1.Mostly seen in women of childbearing age; 2.Self-awareness of breast swelling and pain, especially during menstruation; 3.Most of the breasts can be touched with different sizes of lumps, soft texture, tenderness and pressure, the boundary is not very clear, and it can be movable; 4.It can be clarified through body checkups, ultrasound, molybdenum target and magnetic resonance imaging and other examinations. Relationship between breast hyperplasia and breast cancer: It is still uncertain whether there is a direct relationship between breast hyperplasia and breast cancer. Cystic breast hyperplasia continues to necroticize the proliferating tissue as it develops, and it is difficult to say whether the body will become cancerous as a result of this chronic irritation. However, from current research, only about 3 to 5 percent of patients with hyperplasia develop breast cancer. On the other hand, since breast cancer is a very slow developing cancer and it takes 33 months for it to develop if nothing is done, even if there is breast cancer, there is a solution as long as it is treated actively and the patient does not have to worry too much about it.