The main difference between pre-menopausal and post-menopausal menopause is that pre-menopausal menstrual disorders occur, while both before and after menopausal menopause, symptoms such as high mood swings, poor mental state, and vascular dysfunction occur. Symptoms of pre-menopausal menopause: (1) Menstrual disorders: Before menopause, due to the decline of ovarian function, hormone levels in the body are disturbed, which usually results in abnormalities such as menstrual disorders, prolonged or shortened menstrual cycles, reduced menstrual flow, and lighter-colored menstruation. Symptoms before and after menopause and menopause: (1) Great mood fluctuations: due to endocrine disorders and psychosocial factors, menopausal women often experience emotional instability, agitation and personality changes. (2) Poor mental state: due to the aging of the ovaries and the decline of body functions in all aspects of menopause, insomnia, anxiety, memory loss and so on will easily occur. (3) Vascular dysfunction: due to the decrease of estrogen level in the body and autonomic nervous system dysfunction, paroxysmal flushing and hot flashes will occur. The symptoms of menopause before and after menopause have some individual differences, and you need to consult a doctor in time when you have physical discomfort during menopause.