It's been 14 moths since I got the IUD ever since that I gain 20 pounds :-( . I was a size 3 now Im a size 9 I hate my stomach ! .Before the IUD always gain two pounds or losse them and now gain 20 pounds and havent lost not one pound. Plus Im 22 years old and have no interest in sex I wasent like this at all and Im limited in the sex positions cuz I feel a lot of pain on my utures. Im making an appointment to take it out as soon as possible.