Designed as the main text for the course "YogaSynergy: Applied Anatomy & Physiology of Hatha Yoga: Course for Teachers and Students." The book and its related course include a study of the basic anatomy and physiology required to understand yoga, but the main emphasis is on the practical or applied aspects of anatomy and physiology theory. The main purpose of this book is to use an understanding of basic anatomy and physiology to enhance one's yoga practice, improve one's ability to increase strength, flexibility, cardiovascular fitness and inner wellbeing, minimize the risk of injuries as a result of yoga practice, and help to use hatha yoga to recover from a variety of musculoskeletal injuries and medical conditions. It is intended to be used by yoga teachers, yoga practitioners and others who use stretching, strengthening, breathing and other yoga-like exercises as part of their health regime