There is emerging evidence that the live herpes zoster (shingles) vaccine might protect against dementia. However, the existing data are limited and refer only to the live vaccine, which is now discontinued in the United States and many other countries in favor of a recombinant vaccine. Whether ...
"The first is that the herpes virus could be a risk factor for dementia, so a vaccine that stops you having re-activation of this virus might therefore be delaying whatever processes that may lead you to have dementia in the coming years. "But the other is tha...