Vaginitis is also found after menopause. Postmenopausal women may be susceptible to age-related vaginitis due to the decline in estrogen levels, increased PH levels in the vagina, atrophy of the vaginal walls, and thinning of the mucous membranes. In addition, the ovarian function of postmenopausal women declines, if they do not pay attention to vaginal hygiene, excessive cleaning, etc., may also get vaginitis. There are also some bad habits that lead to trauma to the vagina, and women who suffer from pelvic inflammatory disease, endometritis and other diseases will also get vaginitis after menopause. Therefore, postmenopausal women should pay attention to vaginal hygiene in their normal life, change and wash their underwear regularly, wear some loose cotton fabric underwear, and develop good living and eating habits.