Now in its fourth edition, this definitive and popular introduction to human behaviour in the context of health and illness includes three new chapters, many new contributors and a new co-editor. It is arranged in nine sections to cover the core concepts of psychology and sociology as they apply to medicine. 1. The life cycle2. Development of the person3. Society and health4. Preventing illness and promoting health5. Illness, behaviour and the doctor-patient encounter6. Illness and disability7. Coping with illness and disability8. Hoe do health services work9. How do you fit into all this?Topics presented as self-contained double-page spreadsCases throughout to reinforce understanding of important conceptsBoxes and discussion points throughoutThe authors comprise psychologists, sociologists and doctorsHighly illustrated48 new contributorsNew co-editor, Gerry Humphris3 new chapters: Malnutrition and obesity Urban nature health and well-being LGBT Health