we were kiding and i tried to slide in her back to touch the vagina and sudenly some thing pain hapened to her and she ran to the bathroom, she bleeded alot and then she checked for vrginity and she saw her membrane intacted i had some precum, so what is the propability that she is pregnant and what may be the reason for bleeding if she is still virgin and her membrane didnt brake.
When doing natural birth control, you would be able to have sex in the first week and the last week of your cycle and not get pregnant. Like other birth control measures, it's not a 100%. The chances are much, much lower for you to get pregnant at the time you stated.