Estrogen levels have a profound effect on women’s skin, including vaginal tissue. Hormone changes associated with menopause, cancer or breastfeeding can cause thinning and drying of the vaginal walls making sex painful (dyspareunia) and sometime impossible. CO2 lasers have been used for years by plastic surgeons to diminish winkles and to rejuvenate the face-the same treatment is now available for the vagina.