Almost all diets succeed, if you actually follow them instead of just complaining. But it requires making a permanent lifestyle change. I know several people wh

Almost all diets succeed, if you actually follow them instead of just complaining. But it requires making a permanent lifestyle change. I know several people who have done that over the long run. Several people as in how many out of those that failed. If the statistics tell us that 90% of people failed, then these diets or programs are still an utter failure. By saying it is some kind of moral failing or willpower means we decided to be lazy about investigating the cause of obesity. Remember, the obesity epidemic is a modern phenomenon. There are countries around the world that are still relatively lean.