hi i am 36 years old and i think i am pregnant because i have been craving certain food,smelling certain things no one else smell,my ankles are swollen,i see my period every month but it been shorter than usual and sometimes it come on twice in the same month,my breath been more shorter,sometimes i see like a white discharge looking stuff in my panties, i have a lot of mood swing but my stomach is hard to the top and soft to the bottom,i feel something moving once and a while could it just be my nerves that is moving,my breast feel heavy and sore when touch or suck on and i do have diabetics and major depression disorder.can you tell me what is wrong with my body. thank you.