Shingles Vaccination May Help Protect People from Alzheimer’s Disease

image via New Scientist

April 2, 2025, 3:00 PM

• •A new study provides the strongest evidence to date that the shingles vaccine appears to have a protective effect against Alzheimer’s disease and other forms of dementia.
• •The study was conducted in Wales, where public health officials set a cutoff date for the shingles vaccine based on data that suggested the vaccine was more effective in those younger than age 80.
• •People who received the vaccine were 20 percent less likely to develop dementia over the next seven years compared with those who remained unvaccinated.

A new study has found that the shingles vaccine may help protect people from developing Alzheimer's disease. The study, which was conducted in Wales, found that people who received the vaccine were 20 percent less likely to develop dementia over the next seven years than those who did not receive the vaccine.

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