okay well my boyfriend and i had sex about two days before my period was supposed to start well it never even came and i am now three weeks late. I have taken a pregnancy test each week and they all have come out negative! i went to the doctor and their test was negative too. I dont understand whats going on? And i have also been having alot of cramps in my lower stomach!
Doesn't sound like pregnancy. I'd speak to your obgyn and see what else might be causing this.
I would consult your family physician, that could be a number of things