COVID Leaves Hidden Brain Footprints Detected by MRI After Recovery

TL;DR Summary
A Griffith University study using multimodal MRI compared Long COVID, recovered, and healthy controls (47 participants) and found lasting differences in brain tissue microstructure in regions tied to memory and coordination—brainstem, cerebellum, and white-matter tracts—persisting even in people who report full recovery, suggesting COVID-19 can leave invisible neurological footprints with potential long-term effects.
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- What's the Link Between COVID-19 and Alzheimer's Disease? Healthline
- Dementia warning as scientists find Alzheimer's proteins in long Covid patients' blood MSN
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