Silver, A, Haeney, M, Vijayadurai, P et al. · Journal of psychosomatic research · 2002 · DOI
This study looked at whether fear of movement and activity contributes to people with ME/CFS avoiding exercise. Researchers created a questionnaire to measure this fear and asked patients to ride an exercise bike as long as they could. They found that people's beliefs about whether activity was dangerous predicted how much they exercised, even when other factors like tiredness and heart rate did not.
This research suggests that psychological beliefs about the safety and consequences of activity—rather than actual physical capacity or disease severity—may drive activity avoidance in ME/CFS. Understanding this mechanism could inform treatment approaches and help clinicians and patients identify unhelpful thought patterns that maintain disability.
This study does not prove that fear of movement *causes* activity avoidance or symptom maintenance; it only shows correlation. The small behavioral sample (n=33) and single exercise session do not establish whether these beliefs predict real-world activity patterns or long-term symptom outcomes. The study also does not measure post-exertional malaise or verify that avoidance behavior actually maintains CFS symptoms.
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
Silver, A, Haeney, M, Vijayadurai, P, Wilks, D, Pattrick, M, & Main, C J (2002). The role of fear of physical movement and activity in chronic fatigue syndrome.. Journal of psychosomatic research. https://doi.org/10.1016/s0022-3999(01)00298-7
BibTeX
@article{mecfsatlas-silver-2002-role-fear,
author = {Silver, A and Haeney, M and Vijayadurai, P and Wilks, D and Pattrick, M and Main, C J},
title = {The role of fear of physical movement and activity in chronic fatigue syndrome.},
journal = {Journal of psychosomatic research},
year = {2002},
doi = {10.1016/s0022-3999(01)00298-7},
note = {PubMed: 12069873},
url = {https://www.mecfsatlas.com/evidence/silver-2002-role-fear},
}Atlas snapshot reference
ME/CFS Atlas. Generator v1 / Scanner v1.4 / policy v0.1. Accessed 2026-05-26. https://www.mecfsatlas.com/evidence/silver-2002-role-fear
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