i was supposed to have my period two days ago and still nothing. but cramping not very bad.i have been having headaches, breaste tenderness, hunger all the time. and very tired. even though i take b complex vitamin it is supposed to turn food into energy. and have been having a lot of clear vaginal discharge. frequent urination, and have been sleeping with the air condition on. i llive in ichicago illinois is not hot over here right.could i be pregnant? and no spotting. i had sex before during and after ovulation. my last cycle was septet. 29,2007 until october,3.2007. had very bad cramps. and heavy bleeding . but the cycle before that sept. 1 until sept 2 2007 very light without cramps. and im not stressed but would lioke to know possibility of being pregnant