Ultra-processed food is the new cigarette—fueling a hidden global health crisis. In this shocking episode, Dr. Mark Hyman sits down with BBC’s Dr. Chris van Tulleken, who ate 80% ultra-processed food for 30 days in a real-time clinical experiment. Discover how UPFs hijack your brain, disrupt your hormones, and silently drive 32 chronic diseases. Learn why food labels lie, how the food industry manipulates us, and what science and policy are doing to fight back. A must-watch for anyone who cares