hello Doctor, we had sex on 7th october 2012 3 days before my girlfriend s period(but i din t ejaculated inside ) , then she had her normal period on 13th or 14th of october 2012 ,but after 10 days of having sex i.e 17th we again had intercourse but this time also i just inserted my private part for some seconds but i din t jerked my sperm inside ,But in morning she noticed that she bleeded .Can a girl have her menstrual flow again after her period cycle , Doctor is it normal or is there any chances of pregnancy? Please revert me back i am really tensed