An assignment for the sport and exercise science BTEC. It includes analysis of arousal with examples, the reticular activating system,the drive theory, inverted U- theory, optimum arousal, catastrophe theory, effects of change in arousal levels, attention, concentration,types of stress, symptoms of stress, responses on the body,causes of stress, stressors, symptoms of anxiety, types of anxiety,causes of anxiety and effects of performance. Pictures are included as well as a comparison and analysi...