Enlargement of the uterus is abnormal, so it is not good, mainly due to the following reasons for the enlargement of the uterus: 1, adenomyosis, which is also known as endogenous endometriosis, will lead to diffuse enlargement of the uterus and will be manifested as dysmenorrhea, and dysmenorrhea progressively aggravated, and it may lead to infertility. 2, due to the uterine body itself due to the inflammation of the uterine body, there will be an increase in vaginal discharge, pain in the lower abdomen after intercourse, or lower abdominal pain when having menstrual periods. Lower abdominal pain or pain in the lower abdomen during menstruation.3. Due to uterine fibroids, such as subplasma uterine fibroids or intermural larger uterine fibroids, which may lead to an enlarged uterus. Enlargement of the uterus is an abnormal phenomenon, and it is recommended that appropriate intervention and treatment be given according to the cause.