hi, its 2014 august 14th my period are always on time. every 28 days, my last period was July 3rd 2014. my boyfriend came over on the 17th but he didn't put it in me you know. so I was supposed to start 31 in July but I didn't start. my mom and I went to the docs on the 7th to do a pregnancy test but it said negative we've did three but the came out negative 1 with my mom and I, the second with my mom and I , then the last with the doctor. the 8th me and him had sex and he didn't pull out ..my mom called the docts on the 12th of august and the doctor said if the test doesn't come up positive this week I have a appointment in September but it does come out positive this week I get in for pre natal care. if we had sex on the 8th and he cumed in me is it possible that I might be pregnant. Saturday I have to take the test. we looked up on the internet my mom and I and implantation bleeding I have all the symotoms... could I be pregnant please awnser I need help.