CAN SOMEONE TELL ME WHATS WRONG WITH ME SINCE I WAS 12 I ALWAYS GET MY PERIOD I HAVE A BOY OF 5 AN A GIRL OF 2 . AN THIS MARCH OF 2009 I START IT GETTING MY PERIOD EVERY OTHER OR EVERY OTHER 2 MONTHS AN I GOT A PERIOD ON JULY AN I DIDT GET ONE FOR  AUGT.SEPT,OR OCT