Maloney, Elizabeth M, Boneva, Roumiana S, Lin, Jin-Mann S et al. · Metabolism: clinical and experimental · 2010 · DOI
This study found that people with ME/CFS are twice as likely to have metabolic syndrome—a cluster of conditions including high blood pressure, high blood sugar, excess belly fat, and abnormal cholesterol levels—compared to healthy people. The more metabolic factors someone had, the worse their fatigue tended to be. This suggests that metabolic problems may be connected to ME/CFS severity.
Understanding links between metabolic dysfunction and ME/CFS severity could lead to new treatment targets and help clinicians identify which patients might benefit from metabolic management. This finding supports a biological basis for ME/CFS rather than a purely psychiatric explanation, validating patient experiences of physical illness.
This study demonstrates correlation, not causation—it does not prove that metabolic syndrome causes ME/CFS or vice versa. The cross-sectional design cannot determine whether metabolic dysfunction preceded ME/CFS onset or developed afterward. The relatively small sample size and recruitment from one U.S. state limit generalizability.
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
Maloney, Elizabeth M, Boneva, Roumiana S, Lin, Jin-Mann S, & Reeves, William C (2010). Chronic fatigue syndrome is associated with metabolic syndrome: results from a case-control study in Georgia.. Metabolism: clinical and experimental. https://doi.org/10.1016/j.metabol.2009.12.019
BibTeX
@article{mecfsatlas-maloney-2010-chronic-fatigue,
author = {Maloney, Elizabeth M and Boneva, Roumiana S and Lin, Jin-Mann S and Reeves, William C},
title = {Chronic fatigue syndrome is associated with metabolic syndrome: results from a case-control study in Georgia.},
journal = {Metabolism: clinical and experimental},
year = {2010},
doi = {10.1016/j.metabol.2009.12.019},
note = {PubMed: 20102774},
url = {https://www.mecfsatlas.com/evidence/maloney-2010-chronic-fatigue},
}Atlas snapshot reference
ME/CFS Atlas. Generator v1 / Scanner v1.4 / policy v0.1. Accessed 2026-05-26. https://www.mecfsatlas.com/evidence/maloney-2010-chronic-fatigue
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