pt. I. Nutrition sources for athletes : Energy nutrients ; Vitamins and minerals ; Fluids and electrolytes ; Ergogenic aids -- pt. II. Nutrition aspects of optimal performance : GI function and energy delivery ; Nutrient and fluid timing ; Oxygen transportation and utilization ; Strategies for anti-inflammation and muscular health -- pt. III. Factors affecting nutrition needs : Travel ; High altitude ; Gender and age ; Body composition and weight -- pt. IV. Nutrition strategies for specific energy systems : Anaerobic metabolism for high-intensity bursts and power ; Aerobic metabolism for endurance ; Metabolic needs for both power and endurance -- pt. V. Nutrition plans for specific sports : Sports requiring power and speed ; Sports requiring endurance ; Sports requiring combined power and endurance -- Appendix : Institute of Medicine's dietary reference intakes for macronutrients.