The first time you have sex, due to lack of sexual experience or excessive tension, vaginal secretion is not enough, vaginal dryness and hymen rupture, so it can cause different degrees of pain, it is recommended that you can use vaginal lubricant. You can also do enough sexual foreplay before sex to let the love juice fully secrete, and men should move gently to avoid being too aggressive and too rough, or create a romantic environment to increase sexual excitement and relieve pain. It is recommended that both men and women clean the perineum before and after sex to avoid gynecological inflammation caused by sexual pathogens entering the vagina. At the same time, if there is no plan to prepare for pregnancy, to take safe and effective contraceptive measures, you can tool contraception or the use of drug contraception, to avoid the occurrence of unintended pregnancy, termination of pregnancy is not good for health.