Hi my name is Jasmine am 18 years old I decided with my boyfriend to have a baby my last period was on February 3rd-8th I was on birth control but I missed it so I can have a baby with my boyfriend on the days I fertile I had sex with him twice in the week now my next period on the way on the 28th of Feb in a week why aren t I pergnant yet? Or how can I become pergnant fast before my period comes?