Tingling in the vaginal opening after intercourse may be caused by improper exertion during intercourse, gynecological inflammation, perimenopause, overwork and other factors. 1. Improper coitus exertion: the mucous membrane secretion is reduced during sex, the vaginal opening is dry, coupled with improper coitus exertion, the friction stimulation caused by the damage, which will lead to vaginal opening tingling. 2. Gynecological inflammation: bacterial vaginitis, trichomonas vaginitis, mycosis vaginitis, etc., the stimulation of inflammatory cells, resulting in vaginal mucosal congestion, edema, friction in the process of coitus, which can trigger a pronounced tingling sensation. 3. Perimenopause: When women reach the perimenopause, the hormone levels in the body change, the reproductive organs shrink, and the stimulation of sexual life can cause the above symptoms. 4. Excessive exertion: Often perform high-intensity sports and heavy physical labor. As the body is overworked, the lack of interest in sex may lead to vaginal pain after intercourse. The symptoms of tingling in the vaginal opening after intercourse, it is recommended to pay attention to rest, avoid intercourse for a short period of time. If necessary, go to the gynecology department of the hospital to find out whether it is related to gynecological diseases.