Insulin + calories make you fat, not just calories. That's why one of the early symptoms of Type I diabetes is uncontrolled weight loss despite increased hunger

Insulin + calories make you fat, not just calories. That's why one of the early symptoms of Type I diabetes is uncontrolled weight loss despite increased hunger. Insulin has a very important role in weight control but is often ignored in favor of the calories in - calories out argument, an argument that ignores important factors in weight control (most notably the influence of diet on satiety and metabolic rate).