Research
Mixed
Sedentary behavior contributes to cancer risk through biological mechanisms involving adiposity, metabolic dysfunction (insulin/glucose), sex hormones, inflammation, and vitamin D levels.
Understanding that sitting affects hormones, inflammation, and metabolism helps explain why just 'moving more' isn't enough; reducing sitting time helps normalize these biological markers.
GoodSupportsHIGH confidence
The review of the literature on sedentary behavior and biological pathways supported the hypothesized role of adiposity and metabolic dysfunction as mechanisms operant in the association between sedentary behavior and cancer. Endogenous sex hormones, inflammation, and vitamin D also present as plausible biological pathways...
Why this rating
Supported by a review of 17 articles on metabolic dysfunction, 76 on adiposity, and specific articles on hormones, inflammation, and vitamin D.
Source
Sedentary Behavior and Cancer: A Systematic Review of the Literature and Proposed Biological Mechanisms
Brigid M. Lynch · Cancer Epidemiology Biomarkers & Prevention · 2010
DOI 10.1158/1055-9965.epi-10-0815
systematic_reviewCited 371×
Read the paper DOI resolved against Crossref · corpus check 2026-06-10
Related findings · Mixed
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