Potato chips, candy, popcorn and other snacks are recognized by most Americans as high-calorie foods based on fat, salt and sugar. Yet obsessive snacking is part of American daily mobility Use of food as individual escape as well as at parties, in sporting events and movies or on the street contributes to widespread problems of obesity and associated diseases. Manufacturers and marketers nonetheless make sales alluring through market placement and advertising; concessions are also important moneymakers at cinemas and sporting events. Junk food, like comfort food, can be taken as a guilty secret, yet its costs are both obvious and dangerous.