Research Digest
Research Library
Peer-reviewed papers from top journals, summarized and graded by evidence strength. Updated Mon, Wed & Fri.
Mar 29 – Apr 4, 2026
2 studiesYour Brain May Slow Down Years Before a Heart Attack or Stroke
In older adults, thinking skills started declining 3 to 8 years before they had a major cardiovascular event like a stroke or heart failure.
Longevity Protein Klotho May Protect Against Cognitive Decline in Parkinson's
People with Parkinson's disease who carry a specific variant of the klotho gene tended to perform better on executive thinking tasks across…
Mar 15–21, 2026
3 studiesTwo Opposing Brain Fuel Patterns May Predict Who Keeps Their Cognition With Age
Brain white matter (the wiring that connects brain regions) uses glucose differently depending on where you look.
Undernutrition Linked to Faster Cognitive Decline in Older Adults
Older Italians who were undernourished at the start of the study were much more likely to fall into the steepest cognitive decline group…
Worse Metabolic Syndrome Tied to Faster Cognitive Decline in Older Adults
Among Chinese adults over 60, having more severe metabolic syndrome was linked to faster mental decline over several years.
Disclaimer: Research summaries are provided for informational purposes only and do not constitute medical advice. Always consult a qualified healthcare professional before making changes to your health routine.
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