With fasting at an all-time high in popularity, here is the first deep exploration into the surprising history and science behind the practice-essential to many religions and philosophies.

Whether for philosophical, political, or health-related reasons, fasting marks a departure from daily routine. It involves doing less but doing less in a radical way. Based on extensive historical, scientific, and cultural research and reporting, The Fast illuminates the numerous facets of this act of self-deprivation. John Oakes interviews doctors, spiritual leaders, activists, and...