To this dilettante sitting in his armchair, the research behind these findings and the earlier article on blast exposure during intense operations suggests we could look with a new perspective at the entire period since artillery and even lighter arms were widely deployed. Especially since the mid-19th century, when war was scaled up.

Total cost to society of hundreds of thousands (millions?) of undiagnosed brain injuries coming home, chronically?

#BlastInjury

https://www.nytimes.com/2023/11/26/us/military-brain-injury-rocket-launcher.html?unlocked_article_code=1.BU0.bX0F.KcsV9TxPRrr7&smid=url-share

U.S. Troops Still Train on Weapons With Known Risk of Brain Injury

Pentagon researchers say weapons like shoulder-fired rockets expose troops who fire them to blast waves far above safety limits, but they remain in wide use.

The New York Times

"Oh duh" along the same lines as we're discovering about the societal psychological impact and cost of leaded gasoline.

A lot to be learned.