In today's urbanized and technologized society, physical activity is becoming an increasingly peripheral part of our daily lives. This second edition is updated to reflect new findings and current research directions, and includes full textbook features, such as key points and chapter summaries. A dedicated accompanying website provides lecturers and students with extensive supporting materials, including slide presentations and self-test questions. Psychology of Physical Activity is a comprehensive account of our psychological knowledge about physical activity covering: motivation and the psychological factors associated with activity or inactivity the feel-good factor: the psychological outcomes of exercising, including mental health illness and clinical populations interventions and applied practice in the psychology of physical activity current trends and future directions in research and practice. This textbook is essential for students of sport and exercise science, exercise physiology, health psychology, occupational therapy and physical education. Visit the companion website at: www.routledge.com/textbooks/9780415366656.