This book investigates the core question of how individuals can systematically modify their daily habits to extend their life expectancy and reduce the risk of chronic disability. Dr. Donald Vickery, a medical professional, utilizes his clinical background to challenge common medical misconceptions and provide a structured framework for personal health management. The text argues that proactive lifestyle adjustments, informed by an understanding of major mortality risks, serve as the primary mechanism for improving long-term health outcomes.

Experts and readers often categorize this work as a foundational manual for those seeking to take personal responsibility for their medical outcomes. The prose is noted for its direct, practical approach to complex health data, making it accessible for individuals without a medical background.