I noticed just today that my veins are really blue and prominent (more than usual) especially on my breasts... Can this be a sign of pregnancy?" /> I noticed just today that my veins are really blue and prominent (more than usual) especially on my breasts... Can this be a sign of pregnancy?" /> I noticed just today that my veins are really blue and prominent (more than usual) especially on my breasts... Can this be a sign of pregnancy?" />