Why diets make us fat

A neuroscientist uses her knowledge of brain science and biology to explain why dieting does not work and that a cycle of dieting and gaining is actually worse for one's health than being overweight. If diets worked, we'd all be thin by now. Instead, we are in a war we can't win. If you're like most of us, you've tried cutting calories, sipping weird smoothies, avoiding fats and sugar. The real s...