Shingles Vaccine May Reduce Dementia Risk and Progression

TL;DR Summary
A natural experiment in Wales found that a routine shingles vaccine given to 79-year-olds was associated with a 20% reduction in dementia risk, suggesting that the vaccine may have protective effects on brain health by reducing viral reactivation and neuroinflammation, with potential therapeutic benefits even for those already with dementia.
- Surprising link found between a popular vaccine and lower dementia risk Earth.com
- Lower dementia risk linked to routine vaccination in major new analysis Fox News
- This shot can actually slow the progression of dementia if you already have it: study New York Post
- Shingles vaccine may slow progression of dementia, new study suggests CNN
- Shingles Vaccine Tied to Dramatic Drop in Dementia Deaths MedPage Today
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