hi i just want some opinions and answers before i freak out and go buy a hpt or go to the clinic. I am 3 days late on my period and i still have alot of chalky white discharge, i have sore breast and i have been cramping as if i am on my period. how soon can you know your pregnant ive been told you have to be one month before an hpt will show up positive im just really confused this has never happened becase i have never missed a period. anyone with any advice can you please help me out.