and it's the mindlessness that we've sort of taken to eating that can play right into the hands of the industry. >> joe, i've talked to interview chris christie several times about it. he's very honest about his weight problems. he's a brilliant politician but he has this big frame and has struggled very had over the years to do something about it. he eventually had this gastric lap band thing which appears to be having some effect for him. you have seen those and treated people with those. when it gets to that stage people are pretty desperate aren't they to do something? >> our whole country is desperate. it's important to understand this. there is a body mass index. a line in the sand that once you cross it you can't go back and stay back on your own. typically that's been thought to be a body mass index of 40. those are the people i operate on. those are the people that get lap bands. listen to this. just about two years ago the fda approved lap band surgery for people with a bmi of 30 or greater. and one medical problem related to their weight. think about that. so your comment earlier about