Core Viewpoint - The article highlights the legacy of Sun Yan, a prominent figure in China's oncology field, who passed away at the age of 96. His emphasis on cancer prevention through personal responsibility and regular health check-ups is underscored as a vital message for public health [1]. Group 1 - Sun Yan was a pioneer in clinical oncology in China and contributed significantly to the field, advocating for early detection of cancer to improve cure rates [1]. - He expressed a personal vision for a healthier society, aiming to reduce cancer incidence through preventive measures and awareness [1]. - The article mentions five personal "prescriptions" for cancer prevention that Sun Yan practiced, emphasizing the importance of daily habits in health management [1].