Am I pregnant? I feel dizzy as if the whole house is turning and nausea sets in sometimes.Good morning Dr and mum. I have been feeling blotted and rumbling in my lower abdomen. Sometimes I also feel dizzy as if the whole house is turning and nausea sets in sometimes. I went for a pregnancy test last week Thursday and its shows -ve. What can be the cause pls? I just feel its pregnancy and sleeping on my tummy has been uncomfortable for me. pls, what can it be?