Original source: https://jamanetwork.com/journals/jama/article-abstract/28447...

Is that right? Isn't it more related to the fact that people in education/etc. actually drink more coffee for culture reasons but also use their brain more? could that be the actual reason? Because I don't see how all the coffee zombies in my workplace would last longer long term when they're already useless and aggressive today (until they had their coffee)

Then again if you have dementia, you are highly likely to lesve the office environment and any study, thus reversing causality.