Jason, L A, Porter, N, Herrington, J et al. · Journal of behavioral and neuroscience research · 2009
ME/CFS is a complex illness that often starts suddenly, sometimes after a viral infection, and affects multiple body systems including the immune system, nervous system, and heart. This study proposes that two processes—'kindling' (where repeated small stresses build up over time) and oxidative stress (cellular damage from harmful molecules)—may help explain why different ME/CFS patients have such different symptoms and test results.
Understanding the mechanisms underlying ME/CFS is essential for developing targeted treatments. This framework offers a unifying theory that could explain why different patients show different symptoms and lab findings, potentially guiding future research toward interventions targeting oxidative stress or breaking 'kindling' cycles.
This is a theoretical review, not original experimental research, so it does not provide new empirical evidence that kindling or oxidative stress actually causes ME/CFS. The study does not establish causation—it proposes these mechanisms as potentially relevant, but definitive proof would require targeted intervention studies. It does not test whether these mechanisms apply equally to all ME/CFS patients.
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 →
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