Sedentary Time (vs. Sedentary Behavior)
Sedentary behavior has been defined as “any waking behavior characterized by an energy expenditure ≤1.5 metabolic equivalents (METs), while in a sitting, reclining or lying posture” (Tremblay et al. 2017). Common sedentary behaviors include watching television, reading a book, working at a computer, and driving motorized transport.
Sedentary time refers to the sum of all sedentary behaviors that are undertaken throughout the course of a day. For example, time spent traveling to work by car, sitting working at an office desk, and watching television during leisure time all represent different sedentary behaviors but accumulate to contribute toward “total sedentary time.” However, within the field of sedentary behavior research, the terms sedentary time and sedentary behavior are often used interchangeably, and incorrectly.
Measurement of Sedentary Time
Methods employed to assess sedentary time include both self-report...
References and Further Reading
- Biswas, A., Oh, P. I., Faulkner, G. E., Bajaj, R. R., Silver, M. A., Mitchell, M. S., et al. (2015). Sedentary time and its association with risk for disease incidence, mortality, and hospitalization in adults: A systematic review and meta-analysis. Annals of Internal Medicine, 162(2), 123–132.CrossRefPubMedGoogle Scholar
- Collings, P. J., Wijndaele, K., Corder, K., Westgate, K., Ridgway, C. L., Dunn, V., et al. (2014). Levels and patterns of objectively-measured physical activity volume and intensity distribution in UK adolescents: The ROOTS study. International Journal of Behavioral Nutrition and Physical Activity, 11(23), 1–12.PubMedGoogle Scholar
- Tremblay, M. S., Aubert, S., Barnes, J. D., Saunders, T. J., Carson, V., Latimer-Cheung, A. E., et al. (2017). Sedentary behaviour research network (SBRN) – Terminology consensus project process and outcome. International Journal of Behavioral Nutrition and Physical Activity, 14(75), 1–17.Google Scholar