A highly visual exercise physiology resource—fully updated in this third edition. Practical Guide to Exercise Physiology, Third Edition, takes a straightforward approach to teaching students and health and fitness professionals the fundamentals of exercise physiology, metabolism, and nutrition. Vivid medical illustrations make this a clear and easy-to-follow resource on the basic principles of exercise physiology. The text explores trending fitness concepts such as HIIT, periodization, and retraining. The third edition of Practical Guide to Exercise Physiology has been updated throughout with user-friendly examples and new references to further support the readers' learning. Key updates include these:A new chapter on training during pregnancyA new chapter discussing training masters athletesRefreshed Performance Nutrition Spotlights elements, which offer advice and tips on using nutrition to support adaptations and improve performanceUpdated artwork and photos that provide visual learning opportunitiesRevisions to the Index of Common Questions From Clients, which collects the most common inquiries from clients and points to the corresponding chapter where each of those topics is covered, helping readers to quickly access the informationBringing intricate physiological processes to life, Practical Guide to Exercise Physiology teaches readers how the body responds and adapts to physical activity. A foundation in exercise physiology prepares readers to select appropriate training programs and explain them to others. The included web resource provides 22 practical checklists available as downloadable Word documents as well as case scenarios to assist students in working with athletes and clients. Part I reviews human physiology fundamentals, including muscles and muscle adaptation, bioenergetics, and the cardiorespiratory system. Part II applies these scientific concepts to training programs designed for specific fitness goals. These goals include weight loss and improv