The ovaries stop releasing eggs (ova), and menstrual periods stop (Menopause). Most women experience menopause around age of 45 to 50. Prior to menopause, menstrual cycles often become irregular. The vaginal walls become less elastic, thinner, and less rigid. The vagina becomes shorter. Secretions become scant and watery. The external genital tissue decreases and thins (atrophy of the labia). A woman may experience changes in her sex drive (libido) and her sexual response may change, but aging does not prevent a woman from being able to have or enjoy sexual relationships. The pubic muscles lose tone, and the vagina, uterus, or.