Component 1: Scientific Principles of Physical Education  Students will understand the anatomical/structural and physiological/functional roles performed in the identified systems of the body. They will understand how the controlled stress of exercise will affect the systems and the way that effect is measured.  Component 2: Psychological and Social Principles of Physical Education  Students will understand the importance of diet and nutrition pre, during and post-physical activity. They will also study fatigue and recovery, which will build from their knowledge of energy systems in Topic 1: Applied anatomy and physiology  Component 3: Practical Performance  Students are required to show an understanding of the nature and development of skills in sport. This understanding could be enhanced and developed through practical experience in the role of either coach and/or performer.  Component 4: Performance Analysis and Performance Development Programme   Students will understand the role that sports psychology has in facilitating optimal sporting performance of an individual athlete, sports teams and individuals in the teams.