Ovaries are the most important reproductive organs for women, and whether they are diseased or failing prematurely, the impact on a woman’s physical and mental health is enormous. Premature ovarian failure, in particular, signals that a woman is about to enter old age and will not always have a young and beautiful face. Normal women’s ovarian function is from 45-50 years old when began to decline, if before the age of 40 years old signs of decline, medical science is called premature ovarian failure. Factors that cause premature ovarian failure are mainly. It is mainly related to stress, bad habits, autoimmune diseases, mother’s heredity, ovarian diseases, viral infections, environmental pollution, abortion and so on. So what are the symptoms of premature ovarian failure? Today we come to know about it. First, menstrual changes, patients with premature ovarian failure will have inaccurate menstrual cycles, early or delayed, too much or too little menstrual flow, purple-black or light red color, thick or thin menstrual blood. Second, the estrogen level decreases, due to the decline in ovarian function, resulting in insufficient secretion of estrogen, the female body will appear loose and rough skin, vaginal dryness, sexual difficulties, pain during sexual intercourse, decreased or even loss of libido, weight gain, anxiety, paranoia, pain in urination, and atrophy and sagging of the breasts and other symptoms. Third, greater emotional changes, body hot flashes, sweating, emotional instability, agitation, dreamy, palpitations and so on. Fourth, the body shape is out of shape, the waist and hips begin to deform. Elevated body weight, began to gain weight, waist, abdomen, hip area will accumulate a lot of fat. Fifth, causing infertility, easily lead to infertility, ovarian function decreases, estrogen secretion is affected, follicle development becomes a problem, women will not be able to ovulate normally, thus affecting fertility. Sixth, patients with premature ovarian failure often also appear osteoporosis, arthralgia, uterine prolapse, urinary incontinence, constipation, acne, pigmentation, inflammation of the reproductive organs (including vulva, vagina, cervicitis, pelvic inflammatory disease, tuberculosis of the reproductive organs and other symptoms. These are the symptoms of premature ovarian failure, as a young woman, if these symptoms appear on the body, then it may indicate the existence of premature ovarian failure.