Obesity has tripled since 1970. And since, it’s spawned all sorts of trends, ostensibly to help folks eat less, exercise more, and lose weight. But what is obesity, exactly? And is all this advice actually helping — or could it be doing more harm than good? Abdul reflects on weight, weight stigma, and the weightloss industrial complex. He sits down with Prof. Harriett Brown, author of “Body of Truth,” which digs deep into the evidence about weight and health and explores the consequences of weight stigma.