Hacker News Reader

https://www.medscape.com/viewarticle/975400 is interesting and seems to directly contradict what is claimed here.

"Herpes zoster does not appear to increase dementia risk ― on the contrary, the viral infection may offer some protection, a large population-based study suggests."

View on HN

The evidence in the parent study is MUCH stronger than the evidence in the study you link (and is newer).

Science advances.

If you read much of the more recent literature, you'll see that the reference you cite is an example of how wrong science can be at times. However, even those mistakes, and the healthy debates they inspire, are important for progress over time.

Reply on news.ycombinator.com