Can anyone help me I'm trying for a baby I had done a first response test 4 days before my periods were due it came back positive since that test I done 4 before my period and one on the due day wich have all came back negative I'm now 2 days late why have I had a positive then all these negatives I'm in such a state as don't know if I am or not its draining me having all these different emotions flying about not knowing for sure?