Section I: Preface
1. Physical activity and Health: Key definitions, Concepts and Controversies

2. A Brief History of Physical Activity and Health Section II: Physiological Mechanisms of Physical Activity and Health (Introduction)
3. Physiology of Physical Activity and Sedentary Behaviour
4. Cardiorespiratory Fitness
5. Physical Function, Falls and the Role of Physical Activity across the Life Course Section III: Measurement of Physical Activity (Introduction)
6. Self-reported Measurement of Physical Activity Behaviour and Interventions
7. Device-based Measurement Chapter 8: Contextual Measurement of Physical Activity
9. Pragmatic Evaluation of Physical Activity Interventions and Programs
10. Economic Evaluation of Physical Activity Interventions Section IV: The epidemiological evidence for physical activity and health (Introduction)
11. Research Designs and Causal Inference in Physical Activity Epidemiology
12. Physical Activity and All-cause Mortality
13. Physical Activity and Mental Health
14. Physical Activity and Diabetes
15. Physical Activity and Obesity
16. Physical Activity, Hypertension and Cardiovascular Disease
17. Physical Activity and Cancer
18. Physical Activity and Bone Health, Osteoporosis, and Fractures
19. Physical Activity and Ageing
20. Sedentary Behaviour Epidemiology Section V: Correlates and determinants of physical activity (Introduction)
21. Sociodemographic Correlates and Determinants of Physical Activity
22. Physical Literacy and Physical Activity
23. The Motivational Basis of Physical Activity
24. Social Environments and Physical Activity
25. Built Environments and Physical Activity
26. Sociocultural and Religious Contexts of Physical Activity VI: Physical activity interventions (Introduction)
27. Physical Activity Interventions in Children and Adolescents
28. Physical Activity Interventions for Older Adults
29. First Nations Peoples
30. Refugees and People Affected by Forced Displacement
31. Interventions to Enhance Physical Activity among People Living with Physical Disability
32. People Living with Adverse Mental Health
33. Physical Activity Interventions for Pregnancy and Postpartum
34. Community-wide Interventions to Increase Physical Activity
35. Mass Media Campaigns and Communications Strategies for Physical Activity
36. Environment and Transport 37: Digital Interventions [e-health, m-health]
38. Novel and Emerging Technologies
39. Sedentary Behaviour Interventions
40. Exercise as Therapy and Management of Chronic Disease
41. Sport and Recreation
42. Workplace Interventions for Physical Activity Section VII: Physical activity and public health (Introduction) 43: Policy and Regulatory Approaches to Physical Activity
44. Government and Interagency Approaches to Physical Activity Promotion: Using Data from the Global Observatory for Physical Activity – GoPA! 45: Physical Activity Plans, Guidelines and Guidance
46. Advancing Physical Activity through Strategic Advocacy
47. Systems Approaches to Physical Activity
48. Scale-up of Physical Activity Programs to the Population Level
49. Commercial Determinants of Health – Applications to Physical Activity
50. Co-Benefits of Physical Activity for Societal and Planetary Health Epilogue