Olson, Karin, Turner, A Robert, Courneya, Kerry S et al. · Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer · 2008 · DOI
This paper proposes a new framework for understanding tiredness and fatigue in advanced cancer patients. The researchers suggest that cancer and its treatments stress the body, which then affects four key systems: thinking ability, sleep quality, nutrition, and muscle strength. They propose that problems in all four of these areas together—not just one alone—are what cause severe fatigue, and that studying how these systems interact could lead to better treatments.
This framework may be relevant to ME/CFS because it identifies potential mechanistic pathways linking cognitive dysfunction, sleep disruption, nutritional status, and muscle weakness—all cardinal features of ME/CFS—and proposes that their interaction drives severity. The emphasis on system interactions rather than single-cause explanations aligns with emerging multi-system understanding of ME/CFS and could inform future research into which interventions address root causes versus symptoms.
This theoretical paper does not provide empirical evidence testing the EFF; it is conceptual rather than data-driven. It does not establish causation, only proposes possible mechanistic links. The framework was developed for advanced cancer specifically, so direct application to ME/CFS patients requires validation and adaptation, and correlation between the four proposed systems has not been demonstrated empirically.
About the PEM badge: “PEM required” means post-exertional malaise was an explicit required diagnostic criterion for participant inclusion in this study — not that PEM was studied, observed, or discussed. Studies using criteria that do not require PEM (e.g. Fukuda, Oxford) are tagged “PEM not required”. How the atlas works →
The first block is for the primary paper and is the citation you should use in research work. The atlas-snapshot line only applies if you are specifically referring to this atlas’s reading of the paper on the date shown.
Primary citation
Olson, Karin, Turner, A Robert, Courneya, Kerry S, Field, Catherine, Man, Godfrey, Cree, Marilyn, et al. (2008). Possible links between behavioral and physiological indices of tiredness, fatigue, and exhaustion in advanced cancer.. Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer. https://doi.org/10.1007/s00520-007-0298-8
BibTeX
@article{mecfsatlas-olson-2008-possible-links,
author = {Olson, Karin and Turner, A Robert and Courneya, Kerry S and Field, Catherine and Man, Godfrey and Cree, Marilyn and Hanson, John},
title = {Possible links between behavioral and physiological indices of tiredness, fatigue, and exhaustion in advanced cancer.},
journal = {Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer},
year = {2008},
doi = {10.1007/s00520-007-0298-8},
note = {PubMed: 17647028},
url = {https://www.mecfsatlas.com/evidence/olson-2008-possible-links},
}Atlas snapshot reference
ME/CFS Atlas. Generator v1 / Scanner v1.4 / policy v0.1. Accessed 2026-05-30. https://www.mecfsatlas.com/evidence/olson-2008-possible-links
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