In older adults, the risk of dementia, in the 7 years after shingles vaccine,
is reduced by 20%.
Original report in Nature. There are other vaccines which might also provide similar benefits. How exciting.
Thanks to John McGarrity for drawing my attention to this work
Shingles Vaccine Can Decrease Risk of Dementia, Study Finds
By Pam Belluck, New York Times April 2, 2025
A growing body of research suggests that preventing the viral infection can help stave off cognitive decline.
Vaccinology 