Preface Active versus Passive Recovery: Metabolic Limitations & Performance Outcome Promoting Physical Fitness, Exercise Training & Sport for Individuals with Mental Retardation Low Cost Physical Fitness Programs Across the Lifespan of Individuals with Intellectual & Developmental Disability: Improving Cardio-Vascular Fitness, Functional Ability & Muscle Strength & Reducing Infirmary Visitation Effects of Chronic Low Back Pain on Physical Fitness Using Mental Tricks to Enhance Physical Fitness Physical Activity & Women: Unique Issues The Health Benefits of Aerobic Activity & Physical Fitness in Young People Index.