Okay so my period was suppose to be on August 10th.. my period is never early and sometimes a day late.. but any who my period last for 4 days.. well on August 6th I got what was a light/ middle bleeding for 2 1/2 days... now its been almost a month.. im using the bathroom all the time, I'm hungry, I have a thick white discharge, I.have headaches and some heartburn.. an I pregnant?