"At this point, the World Health Organization considers 13 different types of cancer as obesity-related cancers, which is huge because from 2003, we didn't even know. When I went to medical school, nobody thought obesity caused cancer. It's almost as big as smoking. It's a huge, huge thing." - Dr. Jason Fung In this eye-opening episode, renowned nephrologist and bestselling author Dr. Jason Fung provides a comprehensive overview of cancer causes, challenging common misconceptions and highlighting the critical role of obesity in cancer development. Dr. Fung traces the evolution of cancer research, from early theories about fiber and fat to the landmark discovery of obesity's impact on cancer risk in the early 2000s. Dr. Fung's expertise shines as he breaks down the complex relationship between diet, lifestyle, and cancer risk. He debunks popular myths about vitamins and supplements, explaining how extensive studies have failed to show their effectiveness in cancer prevention. Instead, he emphasizes the profound impact of maintaining a healthy weight, comparing obesity's cancer risk to that of smoking. This revelation offers listeners a powerful tool for cancer prevention, underscoring the importance of weight management in overall health. Dr. Fung's insights provide a clear, actionable path for individuals seeking to reduce their cancer risk and improve their long-term health prospects.