Vasenina, E E, Gankina, O A, Levin, O S · Neuroscience and behavioral physiology · 2022 · DOI
This article explores the connection between extreme tiredness (asthenia), chronic fatigue syndrome (ME/CFS), and problems with thinking and mood. The authors explain that fatigue can start as your body's way of protecting itself when energy is running low, but it can develop into a serious condition that affects quality of life. They discuss how ME/CFS often appears alongside cognitive difficulties and mood changes, which can make diagnosis confusing.
Understanding how fatigue, cognitive problems, and mood disorders interconnect is crucial for ME/CFS patients who experience this cluster of symptoms and often face diagnostic confusion. For researchers, this synthesis highlights the need for integrated diagnostic frameworks and may guide future investigations into the immune and neurobiological mechanisms linking these conditions.
This is a review article rather than an original empirical study, so it does not present new experimental evidence or establish causation. The article does not prove which condition causes the others or whether they share a common underlying mechanism—it only discusses associations and overlapping features.
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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