Bleeding on the 1st time a girl has intercourse is a relatively common and normal physiological phenomenon. Because most girls in the first intercourse, due to hymen rupture will appear bleeding phenomenon. If the amount of bleeding is relatively small and the pain is not too serious, generally do not need to deal with, it is recommended to pay attention to gentle movements when having intercourse, do not be too rough. After intercourse, pay attention to rest and cleanliness of the vulva to avoid infection. The wound is not healed before the need to temporarily stop intercourse, to avoid aggravating the injury, but also easy to cause bacterial infection of the wound site inflammation and other situations. Some girls due to the hymen is thicker the first time intercourse may cause more serious lacerations, there will be more bleeding or bleeding more than one situation, you need to go to the hospital gynecological consultation with the doctor to deal with the symptoms.