Hello im Christina ive never done this before so bare with me please....Im 25 yrs old and i have a iud ive never been able to feel the strings which freaks me out. Ive been feeling like im prego i have heartburn like crazy urinenating all the time i wake up on my belly and i have so much pressure in my back when i get up that i dont wanna move....my boobs look bigger but not sore i feel nautious through the day and evening so my question is does this sound normal to an iud or could i be preggo...????? someone please HELP ME thank you