i had sex for the first time twice on the day with my best guy friend and then after a week or less i started to bleed everytime i wanted to go to the bathroom and then rightt after it i got my period and it just finished on last friday 7th sep 12 n now its 10th sep 12 and im bleeding again i didnt have sex this month but im bleeding and its only when i go to the bathroom ive got a pad on but nothing goes on it and it realy hurts wheni go to the bathroom, what could this be please helppp..