The third edition of this title is an expanded and updated review of the most up to date research in the field, covering social cognition models and health behaviours. The study of behaviours that influence health and the factors determining which individuals perform such behaviours has become a key area of research within health psychology. This book provides an overview of current research and practical details of how to apply the most widely used social cognition models to predict and change health behaviours. This popular, established text has been expanded to include the most up-to-date research on social cognition models and health behaviours.