In 1979, when the one-child policy was implemented nationwide, the first batch of 6.1 million children received the one-child certificate, and today these children are 35 years old. Based on the current infertility rate of 15%, there are about 900,000 couples in the country who need medically assisted treatment to achieve their wishes, but the optimal age for childbirth has passed. What can we do? This is the question that medical practitioners need to think about and that we all need to be aware of. Normal ovarian function evolution rule As a unique tissue organ of women, the ovaries have an irreplaceable role. The ovaries have two main functions: one is to produce eggs and ovulate, reflecting their reproductive function; the other is to synthesize and secrete sex hormones, such as estrogen, progesterone, androgen and other 20 kinds of hormones and growth factors, controlling more than 400 parts of nine major systems, including the skeletal, immune, reproductive and nervous systems of the human body. It maintains the youth and vitality of these organs. (1) Reproductive system: irregular menstruation, vaginal atrophy and dryness, low ovulation rate, sexual life disorders and sexual apathy, etc.; (2) Plant nervous system: hot flashes, irritability, depression, insomnia, etc.; (3) Body shape: fatness, bloated belly, sagging hips, bucket waist, etc.; (4) Skin and hair: dryness, loss of elasticity, etc., hair loss, loss of luster; (5) Reduced immunity (6) cardiovascular system: atherosclerosis such as myocardial ischemia, myocardial infarction; (7) urinary system: atrophy of the urethra, urination, frequent urination, urinary incontinence, etc.; (8) bones: cervical spine disease, rheumatism, arthritis, osteoporosis, etc.; (9) digestive system: stomach discomfort, loss of appetite, constipation, etc. After the age of 30, women enter a period of ovarian decline. Premature ovarian failure is the root cause of a series of changes in the body. If your menstrual flow is sparse, your menstrual cycle is disturbed, or you have occasional afternoon hypothermia for no apparent reason, you need to talk to your gynecologist promptly.