While diet and exercise are two of many factors that matter in our health, even combined they are not the main determinants. In fact, all tolled, health behaviors account for less than a quarter of differences in health outcomes between groups. What is the main determinant? The answer may surprise you. In this video, Dr. Linda Bacon makes a convincing argument that blaming illness on behaviors and weight stops us from addressing the policies and systems that shape our lives in inequitable and unhealthy ways. The real crisis lies in the toxic stigma placed on certain bodies and the impact of living with inequity—not the numbers on a scale.