Related:<p><i>Evidence mounts that shingles vaccines protect against dementia</i> (42 points, 8 months ago, 14 comments) <a href="https://news.ycombinator.com/item?id=41073127">https://news.ycombinator.com/item?id=41073127</a><p><i>Evidence that the shingles vaccine prevents a good chunk of dementia cases</i> (667 points, 2 years ago, 273 comments) <a href="https://news.ycombinator.com/item?id=36083620">https://news.ycombinator.com/item?id=36083620</a>