about a week now? i had sex on the 15th and my period is supposed to come today, tomorrow, or saturday and i have NO signs of it coming, all i have is some white discharge that is odorless and it doesnt look like its coming, because usually it smells i have a few cramps and spotting and now of those are showing and ive been sick for a week and when i eat i wanna throwup and i feel dizzy when i wake up every morning and throughout the day when i get up fast, so i dont know if this means im pregnant or not or my period is going to come late or not? help