You decide to go on a diet, trying to shed just a few pounds or a maybe large fraction of your weight. Why do this? Our bodies evolved to face a natural world with food scarcity and occasional bounty. Our stomachs are large and our bodies can accumulate large amounts of fat that can support us during the lean times, and even to support the growth of a baby to term despite the scarcity of food. However, if we live in the developed world in the XXI century, there are no times of scarcity. A visit to Costco can supply enough calories to support a small Iron Age village for … Continue reading Bariatric surgery? Drastic diet? What about your skin?