Ray, C, Jefferies, S, Weir, W R · The British journal of medical psychology · 1995 · DOI
This study looked at whether major life events affect how ME/CFS progresses in patients. Researchers asked 130 patients about positive and negative events they experienced over a year and compared these to their fatigue, disability, anxiety, and depression levels. They found that positive life events were linked to less fatigue and better emotional wellbeing, while negative events were mainly associated with increased anxiety.
Understanding how life events influence ME/CFS progression could inform psychosocial interventions and help patients recognize that positive experiences and life engagement may support recovery. This challenges the notion that ME/CFS course is entirely determined by biomedical factors alone.
This study does not prove that positive life-events cause improvement in ME/CFS; the relationship may be reversed (symptom improvement enables positive experiences). The cross-sectional design cannot establish temporal causality. Additionally, small sample size and reliance on patient self-report 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
Ray, C, Jefferies, S, & Weir, W R (1995). Life-events and the course of chronic fatigue syndrome.. The British journal of medical psychology. https://doi.org/10.1111/j.2044-8341.1995.tb01839.x
BibTeX
@article{mecfsatlas-ray-1995-life-events,
author = {Ray, C and Jefferies, S and Weir, W R},
title = {Life-events and the course of chronic fatigue syndrome.},
journal = {The British journal of medical psychology},
year = {1995},
doi = {10.1111/j.2044-8341.1995.tb01839.x},
note = {PubMed: 8688371},
url = {https://www.mecfsatlas.com/evidence/ray-1995-life-events},
}Atlas snapshot reference
ME/CFS Atlas. Generator v1 / Scanner v1.4 / policy v0.1. Accessed 2026-05-28. https://www.mecfsatlas.com/evidence/ray-1995-life-events
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