Breast enlargement basically does not occur 5 years after menopause. Breast enlargement is a benign proliferative disease that occurs during the development of the mammary glands. The vast majority of patients with breast enlargement will generally improve or recover after menopause when estrogen levels decrease. Breast enlargement is caused by hormone secretion disorders and basically does not occur after menopause. If breast enlargement occurs after 5 years of menopause, women need to be extra vigilant about the possibility of breast cancer. Early clinical manifestations of breast cancer are breast lumps, breast skin abnormalities and nipple deviation, etc., which are easier to ignore. It is easier to ignore the early clinical manifestations of breast cancer, such as breast lumps, breast skin abnormalities and nipple bias. Pay attention to balanced nutrition, do not take excessive supplements, consume more fresh vegetables and fruits, take enough vitamins, keep a happy mood and pay attention to your health. If postmenopausal women develop breast hyperplasia and breast lumps, it is recommended that they seek timely medical attention to identify the causes and avoid breast cancer.