question: HI i am 52 hight 4ft 11in 11stone 11 lb i have had my throyed removed in november 2010 i cant seem to loos waight tired all the time i am on 100 mg per day i dont think it is enought but the doc said my bloods are fine. since i put on waight i have lower back pain and it is going into the top of my legs is there anney thing i can do thank you