For reasons that are not altogether clear, western culture is obsessed with how we look. We are barraged with advertising and stories about how to look better. And this includes how to lose weight. It turns out that losing weight is not easy. Why?
Perhaps one reason is that we really don’t understand very well how food is metabolized. For example, do you know what a “calorie” actually is? Sandy Weil tells why counting calories is largely irrelevant to weight loss.