When Cheeseburger = Walking, Will We Eat Less?

If I want that oh-so-delicious Chunky Monkey ice cream, knowing that a half-cup serving delivers 300 calories and 18 grams of fat isn't going to stop me. But what if I knew that it would take me an hour and 20 minutes of brisk walking to burn off those Chunky Monkey calories? Would I think twice? Read more.