I had my last period two weeks ago on the 27th or nov 2012 I have had unprotected sex since then it's now the 8th dec 2012 my partner and I had sex this morning, I went to the toilet and have pinkish blood? My stomach had been bloated since yesterday and my lower back us getting sore I have don't a pregnancy test thus lurking and it's a neg! But could I have tested to early?