IT HAS BEEN 7 WEEKS SINCE I HAD AN ABORTION AND I STILL HAVE NOT HAD MY CYCLE. I TOOK TOO OVER THE COUNTER PREG TEST AND BOTH SHOWED NEGATIVE RESULTS. AND ALSO AFTER ABORTION WE DIDNT PARTICIPATE SEX. WHAT COULD BE THE CAUSE OF NO PERIOD AND IS IT POSSIBLE THAT I'M NOT PREGNANT.... NORMALLY IT SHOULD BE 4-8 WEEKS SO I'M WORRIED.