I give up!!!!

Well im 11 days late and still no positive i give up i go back to the dr on the 15th i have just decided i wont buy any more hpt before then its very upsetting to get my hopes up like wow 11 days late feeling sick just not all there and take a test and it tells me no. what is wrong with me? i have never been late my whole entire life and now this 11 days really and the dr even said the spotting was the implantation bleeding so that even got my hopes up even more so im waiting for a bfp and i dont know if it is really going to happen this month im so upset i just wont proof to valadate how and whats going on with my body! So i give up i will wait and see