Aerobic training, Oxygen present, Anaerobic training, No oxygen present, Anaerobic Creatine Phosphate System, Supply oxygen quicker than any system, Lactic Acid Anaerobic System, Breaks glucose down to lactic acid. Creates energy quickly, medium to high intensity, Oxygen debt, Lack of oxygen and lactic acid build up which causes fatigue, Aerobic system, Creates the most energy whilst our body takes part in low intensity activity over a long period. Carbohydrates and fats fuel the energy

Cardiorespiratory System

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