The book investigates the fundamental role of ultradian rhythms in biological processes, proposing a new framework for understanding life. It examines how these short-term biological cycles, operating on timescales of minutes to hours, influence everything from cellular function to complex cognitive processes and behavior. The author, David Lloyd, draws upon a range of scientific disciplines to present a unified theory that challenges conventional views of biological timing.

The book presents a novel perspective on biological timing, focusing on ultradian rhythms as a key organizing principle across various life forms. Its interdisciplinary approach aims to bridge gaps between molecular biology, physiology, and neuroscience. The work is likely to appeal to researchers and students seeking to understand the dynamic, cyclical nature of biological systems beyond the well-established circadian rhythms. The author's synthesis of diverse research suggests a comprehensive overview of a potentially underappreciated area of biological science.