IM A 22 YEAR OLD FEMALE AND I HAVE BEEN HAVING RIGHT SHOULDER, RIGHT SIDE, LOWER BACK AND STOMACHE PAINS THE STOMACHE PAINS COMES AND GO BUT THE SHOULDER, SIDE AND LOWER BACK PAINS REMAIN WHEN I BREATH IN AND OUT IT HURT THE MOST.AND ALSO MY PERIOD HAS NOT BEEN COME ON ON THE RIGHT A MONTH BEFORE THE PAIN OCCUR MY PERIOD WAS LATE AND WHEN IT DID COME AT FIRST IT WAS SPOTS AND THEN IT WAS VERY HEAVY WHAT WRONG WITH ME!!!@ ?