To paraphrase Peter Attia, this is akin to answering the question, "Why is Bill Gates so rich?" with, "Because he gained more money than he spent". What we rea

To paraphrase Peter Attia, this is akin to answering the question, "Why is Bill Gates so rich?" with, "Because he gained more money than he spent". What we really care about is why people are eating more than they expend, and how we can get people to lose weight and maintain a healthy weight unconsciously.