I haven't seen this particular show. but I did listen to something on NPR a couple months back that dealt obesity. They had a teen on there that had gone through gastric bypass surgery. As I listened to this kid talk, all I could think of was - This kid needs psychological help. After he got the surgery, he was still taking in massive amounts of calories in the form of starbucks. He also had a binge and purge cycle going as well. He was also featured on a PBS documentatary. Here's an essay with my some of my thoughts
http://dontbeapicklebump.com/mambo/i...d=26&Itemid=50