Also, "Evidence that the shingles vaccine prevents a good chunk of dementia cases"

https://news.ycombinator.com/item?id=36083620

has recently been in the news again

"Study strengthens link between shingles vaccine and lower dementia risk"

https://med.stanford.edu/news/all-news/2025/03/shingles-vacc...

It doesn't seem to be widely known but the Shingles vaccine will cost $400-$500 (total) for the millions and millions and millions of us who can't afford health insurance.

To that group I offer that if you're closing on 50 and your income isn't surpassed by your basic bills, you might want to start saving for that. It'll likely pay off in the long run.