Vaginal yellow water after intercourse, may be because in the coitus did not pay attention to hygiene caused by vaginal infection and caused by vaginal yellow water, or usually have vaginal inflammation coitus stimulation aggravated inflammation of the infection and caused by vaginal yellow water. In general, vaginal discharge is accompanied by vulvar itching, and even odor, it is recommended to go to the hospital in a timely manner for routine examination of the leukorrhea, according to the results of the examination of the symptomatic effective treatment, to avoid inflammation of the upstream infection. Both men and women should pay attention to hygiene in their conjugal life, to wash the vulva, in addition to pay attention to the development of hygienic habits in normal times, change underpants regularly, if there is vulvar itching, increased secretion, odor should be timely to the hospital for treatment. If you have vaginal inflammation, you can’t have sex with your husband or wife, and you have to wait until the inflammation is completely cured before you can have sex with him or her.