I am 2 days late on my period and I have been really sick I feel really tierd I feel faint also I have gone of loads of food it makes me feel relly sick even if I look at the toilet I feel really sick my boobs are not sore but they seem to be a bit bigger and my other half says that my nipples look bigger than before I also am getting really moody and things are making me feel irritable I keep getting headaches I have been getting a little pain well it feels like a period pain but not as bad and there is no blood I have had that for 2 days now also there seems to be a lot of white stuff in my knickers I did a pregnancy test 5 days ago but it was negative could I be pregnant please some one help me I feel like I have all the signs but why would it say negative if I was