After menopause, ovulation will no longer occur. After menopause, ovarian function declines, the number of follicles decreases, follicles are not fully developed, and eventually, due to the natural depletion of follicles in the ovaries or the remaining follicles, they lose their response to pituitary gonadotropins, resulting in the decline of ovarian function and permanent cessation of menstruation, which is called menopause. The average age of menopause in Chinese women is 49.5 years, with 80% between 44 and 54 years. After menopause, the ovaries stop producing estrogen, and generally after the age of 60, the woman’s body gradually ages into old age. At this time, ovarian function has completely failed, estrogen levels are low, and even insufficient to maintain female secondary sexual characteristics, genitalia will also further atrophy aging, bone metabolism is not normal, easy to cause osteoporosis, prone to fractures.