Why do you overeat? What makes you cut yourself another piece of chocolate cake, empty the bag of potato chips or order a burger as big as your head?

Is it a basic lack of willpower, or is there another power, bigger and beyond, that makes us eat more than we want to even when we actively, positively, absolutely do not want to?

“Most weight problems occur between the ears, which may explain why diets don’t work,” says Dr. Daniel Amen, a world famous brain scientist, obesity researcher and author of the best-seller “The Amen Solution: The Brain Healthy Way to Lose Weight and Keep It Off.”