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Geriatrics & Aging
Meta-analysis
Systematic review finds wide variation in neurodegenerative disease prevalence among older Russian adults
How common are dementia and Parkinson's in Russia? The answer varies wildly.
A systematic review and meta-analysis of 20 community-based studies in Russia found dementia prevalence ranged from 0.5% to 81.6%, cognitive…
Dementia and Parkinson's rates in Russia swing wildly from 0.5% to over 80% depending on how doctors diagnose patients and which age groups …
medRxiv
Apr 7, 2026
Neurology
Cohort
COVID-19 survivors show brain network alterations in default mode and limbic systems
Does COVID-19 change how your brain is wired? A new map suggests it might.
A systematic review and meta-analysis of 703 COVID-19 survivors and 596 healthy controls across 19 neuroimaging studies found structural and…
A new brain map shows COVID-19 survivors often have changes in the same networks used for daydreaming and emotions.
Frontiers
Apr 3, 2026