I'VE HAD MY PERIOD FOR 2 DAYS ONLY STARTED ON A FRIDAY ENDED ON A SUNDAY. MY FIANCEE N I HAD SLEPT TOGETHER ON THE FIRST OF THE MONTH AND I GOT MY PERIOD ON THE 7TH ENDED ON THE 9TH. NOW I TOOK 3 TEST BUT THEY ALL CAME OUT NEGATIVE! I DONT KNOW WHAT TO DO HAVENT HAD ANY SYMPTOMS JUST BEEN TIRED BUT THATS ABOUT IT I DONT KNOW WHAT IT CAN BE OR IF IM PREGNANT!! HELP!!!!!!!