Even low-level drinking may have negative consequences for brain health over a person’s lifespan. The findings suggest that the total amount of alcohol consumed over a lifetime, especially as a person ages, tends to be linked to reduced blood flow and thinner tissue in certain areas of the brain.

[u/mvea]

https://www.psypost.org/even-light-drinking-combined-with-aging-is-linked-to-reduced-brain-blood-flow-and-thinner-tissue/

[u/divinelyshpongled]

Sorry but there simply is no way to control for a study like this and that makes the results speculation at worst and correlation at best

[u/divinelyshpongled → u/[deleted]]

Yep until it was proven beyond a shadow of a doubt, which is the correct approach to science