 are relatively small compared to the food you eat. So it's very difficult to, you know, run far enough to work off the calories from junk food or a muffin or something like that. The second thing is just the advice to eat less really, really doesn't make sense. And that's rooted in a concept that a calorie, that all calories are equal. In other words, that a calorie is just a calorie and you just need fewer calories. Well, if you understand