It’s important. Breast enlargement is known as mastoproliferative disorder, and it is more important when it occurs bilaterally. Mammary hyperplasia is a common benign breast lesion. The cause of this disease has not been clearly defined and may be related to endocrine dysfunction. Patients may experience breast pain, breast nodules or lumps, and nipple discharge. If severe breast pain persists, it can affect normal life and work. Patients are often accompanied by anxiety, depression and other negative emotions, which affects the mental health of patients, and a small number of patients may develop cancerous lesions. Therefore, when bilateral breast hyperplasia occurs, it is more important. It is recommended that patients with bilateral breast hyperplasia go to the hospital in time and follow the doctor’s instructions for treatment to avoid delaying the condition.