Health-related quality of life in Myalgic Encephalomyelitis/Chronic Fatigue Syndrome and Post COVID-19 Condition: a systematic review.
Weigel, Breanna, Inderyas, Maira, Eaton-Fitch, Natalie et al. · Journal of translational medicine · 2025 · DOI
Quick Summary
This review looked at 16 research studies comparing how ME/CFS and long COVID affect people's quality of life compared to healthy people. The findings show that both conditions severely impact physical health, daily activities, work, and pain levels. People with these illnesses struggle significantly more than healthy individuals across all areas of life, highlighting the urgent need for better support services and disability recognition.
Why It Matters
This systematic review provides robust evidence that ME/CFS and long COVID cause comparable, profound disability across multiple life domains, strengthening the case for policy reform and equitable access to multidisciplinary care and social support services. The findings directly support advocacy for recognition of these conditions' disabling nature and the urgent need for appropriate healthcare policies.
Observed Findings
All health-related quality of life domains were significantly impaired in both ME/CFS and long COVID patients compared to healthy controls.
Both conditions had prominent impacts on physical health, including pain, and ability to perform daily and work activities.
Most study participants were female and middle-aged.
All long COVID participants had experienced symptoms for at least three months.
Comparable impact trends were observed across HRQoL domain scores between ME/CFS and long COVID despite measurement heterogeneity.
Inferred Conclusions
ME/CFS and long COVID produce similarly profound and multidomain disabilities that warrant recognition in healthcare policy and equitable access to multidisciplinary disability and social support services.
Future research must standardize HRQoL measurement tools to enable direct disease comparisons and characterize long COVID subgroups (including those meeting ME/CFS criteria).
Longitudinal investigations are essential to identify prognostic predictors and characterize disease trajectories in both populations.
Remaining Questions
Which specific symptoms or symptom clusters most significantly drive quality-of-life impairment in ME/CFS versus long COVID?
What This Study Does Not Prove
This review does not establish causative mechanisms underlying quality-of-life impairment, nor does it identify which specific symptoms drive the greatest disability burden. It cannot compare long COVID and ME/CFS outcomes directly due to inconsistent measurement tools across studies, and it does not predict individual prognosis or recovery trajectories.
What proportion of long COVID patients develop symptoms meeting ME/CFS diagnostic criteria, and how do their outcomes differ from other long COVID presentations?
What factors predict better or worse long-term outcomes and recovery trajectories in these populations?
How do quality-of-life impacts evolve over time, and what interventions effectively improve outcomes for patients with these conditions?