Hi, may I answer your health queries right now ? Please ty pe your query Hi, im 26 years old and I m sexually active, my last period was october 8, and its now december 5. I have taken 3 pregnancy test and all were negative, on november 22 I was having light cramping and then light pink spot when went to bathroom, then nothing else, now I have notice that the center of my nipples are white. Could I be pregnant but not show up on a test? I do feel sick at times.