OKAY SO I HAD SEX ON THE 14TH OF AUGUST WHICH WAS A THURSDAY BUT IT WAS UNPROTECTED AND BEFORE WE STARTED I WIPED AWAY THE PRE CUM AND HE PULLED OUT BEFORE HE CAME A DAY LATER ON FRIDAY I HAD CRAMPING AND ON SUNDAY I HAD LIGHT SPOTTING BUT NOT FOR THAT LONG I ALSO HAD HEADACHES AND MY BREAST ARE KINDA OF TENDER BUT THAT CAN BE BECAUSE IM SUPPOSE TO BE OVULATING AND I DO FEEL NAUSEA BUT I THINK THATS JUST IN MY HEAD..CAN SOMEONE HELP ME DO YOU THINK IM PREGNANT AND DO YOU THINK ITS LATE TO TAKE PLAN B??? OH AND IT IS MY BOYFRIEND WE'VE BEEN GOING OUT FOR 3 YEARS NOW IM JUST WORRY CUZ ITS MY SENIOR YEAR AND I DON'T WANT TO BE PREGNANT :-(