>If she walked an hour a day and ate the same amount If she does more activity, she gets hungrier. This will pressure more eating. Fighting that is a losing ba

>If she walked an hour a day and ate the same amount If she does more activity, she gets hungrier. This will pressure more eating. Fighting that is a losing battle for majority of dieters. Furthermore, consider that the body is a lot more complicated than "calories in, calories out". It can change your hunger level, lower the body temperature, reduce energy spent on fighting disease...