I AM 21 YEARS OLD WITH AN OTHERWISE REGULAR PERIOD THAT USUALLY OCCURS AROUND THE 29-30TH DATE OF EVERY MONTH. I HAVE NOT HAD PENETRATIVE SEX AT ALL, AND THE WHOLE TIME A CONDOM QAS INVOLVED. HOWEVER WHEN I WAS ON TOP AND RUBBING, THE CO DOM SLIPPED RIGHT OFF AND NEITHER OF US NOTICED FOR A FEW SECONDS. THERE WAS NO EJACULATE BUT THERE WAS NO BARROER BETWEEN ME AND THE PENIS AND THAT IS WHY I AM TERRIFIED AS THERE MIGHT HAVE BEEN SOME PRECUM. CAN ANYONE HELP ME?