Vaginal exhaust is also called pussy blowing. The reason for this is that the vagina is too lax, and during sex, the vagina cannot maintain its closed function, and therefore gas is discharged. To solve the problem of vaginal bleeding, we need to improve vaginal laxity and make the vagina tighter, only then can we improve the vaginal bleeding. 3. Vaginal photoelectric devices, such as carbon dioxide laser and monopolar radiofrequency, can promote the renewal of the vaginal mucosa and the growth of vaginal collagen to increase the tightness of the vagina. Of course, there are also propaganda for the use of buried threads or injections, or even biological sets, but these methods have not been confirmed in the medical literature, so they are not recommended.