well my boyfirend cum in me 5 time but my period aint cum on it use cum on after we did something or the next day but the last we did something my period aint came on it been a month and 3 week and my period still aint came on yes i been have back pain headcha vomitting ect. so i just took a pregnant test but it said neg but my stomach start to get big my breast are start to be tender but i start to spot after a month and 3 week so could there still be a change im still might be pregnant even if i did spot and the test said neg