Dr. Kerry Courneya, a Professor and leading figure in exercise oncology, discusses how structured exercise transforms cancer care. He emphasizes that exercise isn't just supportive but a vital therapeutic intervention that can improve survival rates. The conversation covers the importance of pre-diagnosis exercise, the benefits of resistance training, and the concept of 'exercise snacks' to combat sedentarism. Courneya also highlights how physical activity can enhance immune function and mitigate treatment side effects, reshaping cancer treatment strategies.