2 days late.... BFN

ugh.... I'm VERY on time... can know exact day each month I will start... 2 days late and BFN.... WTH?!?!?! hard enough to wait 2 weeks but now this?!?!?!? still nausea, gagging, dizzy, tingling/burning nipples, cervix so high I can barely touch it so I'm still hopeful!