This book introduces Temporal Integration Science, a framework that redefines human health as the ability to maintain biological and psychological continuity across time. It proposes that the nervous system acts as a predictive engine, using past experiences to model the future, and that failures in this process manifest as psychological disorders. Conditions like anxiety, depression, and trauma are reinterpreted not as static checklists of symptoms, but as specific patterns of temporal dysregulation where the past, present, or future become fragmented. The theory emphasizes that this integration is deeply energetic and physiological, requiring stable metabolism, reduced inflammation, and healthy sleep to function. Healing is therefore viewed as restoring coherence, moving the organism from reactive survival to a stable, purposeful trajectory. Ultimately, the work suggests that consciousness itself is the ongoing synthesis of time into a unified and navigable experience.