Why are we eating too much?

In the US, there were more than 25 million kids are in weight danger because they eat too much. If the food tastes too good, these people just cannot control themselves. A bag of chips serving size is 2.5. It is important to realize how much we eat. A pancake's serving is like a CD, a potato, or pasta serving is about half a baseball. And the serving of meat should be a pack of cards.