"so i got the it put in about a year ago and have had no problems out of it till now. my left arm where it is has been going numb for long periods at a time. my periods are still the same if not better and i am not pregnant. i can&#039;t gained weight or lose it. but i am tired a lot and i get mad very easy. i&#039;m very concerned about my arm going numb tho! going tomorrow to see about it!!!"