DoctorSphere

Shingles Vaccine Might Lower Dementia Risk

New research shows the shingles vaccine (Zostavax) could do more than just prevent painful rashes — it might also help protect against dementia.

A study in Wales found that older adults who got the vaccine had a 20% lower risk of dementia over seven years. Interestingly, women seemed to benefit even more than men.

Shingles Vaccine Might Lower Dementia Risk

New research shows the shingles vaccine (Zostavax) could do more than just prevent painful rashes — it might also help protect against dementia.

A study in Wales found that older adults who got the vaccine had a 20% lower risk of dementia over seven years. Interestingly, women seemed to benefit even more than men.
https://www.nature.com/articles/s41586-025-08800-x

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https://www.nature.com/articles/s41586-025-08800-x

Scientists believe stopping the reactivation of the varicella-zoster virus (which causes shingles) could also protect the brain. Now, they're looking into whether the newer Shingrix vaccine offers the same benefit.