We don't walk. We overeat because we've made it easy to overeat. We have fast-food joints on every corner. By the way the 'we' is all of us. It's not the government. It's all of us doing this together.
Never eat while doing something else because you won't get the satisfaction from your food and you'll be more likely to overeat.
I love food and feel that it is something that should be enjoyed. I eat whatever I want. I just don't overeat.
Cereal eating is almost a marker for a healthy lifestyle. It sets you up for the day so you don't overeat.