Cover -- Title Page -- Copyright Page -- Table of Contents -- Preface -- Acknowledgments -- About the Authors -- 1 Why Study Exercise Physiology? -- Learning Objectives -- Key Concepts -- Why Physical Fitness? -- Improving Athletic and Sport Performance -- Professionalism in Exercise Science, Physical Education, and Athletics -- Research Box: Endurance training versus resistance training for health promotion -- The Responsibility for Prescribing Exercise -- Box: The science of exercise -- Scientific Method -- summary -- questions for review -- references -- Chapter 1 Lab Preparticipation Health Screening, Medical Clearance, and Informed Consent -- 2 Structure of Muscle Tissue and Muscle Contraction -- Learning Objectives -- Key Concepts -- Types of Muscle -- Gross Structure of Skeletal Muscle -- Microscopic Structure of Skeletal Muscle -- Structure of the Muscle Fiber -- Muscle Fiber Types -- Box: The adaptable muscle -- Structure of the Myofibril and the Contractile Mechanism -- Muscle Contraction and the Sliding Filament Model -- Research Box: Muscle contraction at the molecular level -- summary -- questions for review -- references -- Chapter 2 Lab Determination of One-Repetition Maximum Bench Press and Leg Press Strength -- 3 Metabolism and Metabolic Adaptations to Training -- Learning Objectives -- Key Concepts -- Defining Metabolism -- Overview of ATP Production -- Anaerobic Metabolism -- Clinical Applications: Professional knowledge and expertise -- Aerobic Metabolism -- Enzymes -- Activation Energy -- Lock-and-Key Work Method of Enzymes -- Turnover Rate of Enzymes -- Research Box: Heart rate and VO2 during high-speed racing -- Anaerobic ATP Production -- ATP-PC System -- Anaerobic Glycolysis -- Aerobic (Oxidative) Metabolism of Carbohydrates -- Electron Transport System -- Fat and Protein Metabolism -- Use of Fat for ATP Production