Renowned public health expert Dr. Derek Yach discusses incentives for healthy behaviors, hyperbolic discounting, chronic disease prevention, the benefits of vaping, wearables in healthcare, and the future of health coaching. Dr. Yach's impactful medical career and global health challenges are explored, emphasizing lifestyle changes for health improvement and navigating chronic disease management. The episode highlights sustainable behavior change and the importance of preventive care and technology in shaping the future of global health.