Ok I had unprotected sex the first day of my period. I had extreme cramps and very heavy flow the cramps were so bad I cryed . But sex made them go away... Anyways I have a 40 or so day menstrual cycle. And I got my period 5days late. And my period always lasts 8 days. Now I am on my 3rd day and my.period is stopping.. I dont know if It is a sign that I am pregnant or not. . . Anyonw with advice please feel free to help out.. No innapropriate or rude unnessicary comments thow please.. Thank u all and Godbless.