my father is 5'6" 250lbs fat. he needs an operation that is going to cut some nerves out of his neck or something like that. the doctor told him he has to lose LOTS of wieght b4 they can put him under and he refuses to diet. should i get him some t3? and at what dosage will it work for him? i know he should diet and i dont need a lecture right now about is health i just need to know the best way for this man to lose fat