One reason this is true is because blood flow is very important for good brain functioning. (verywell.com)
On the other hand, research indicates that moderate alcohol consumption is associated with better brain function and less risk of dementia, especially in elderly populations. (wellnessmama.com)
As a matter of fact, dopamine can move directly to our brains, resulting in better brain function, which is the basis for mature wisdom. (bbri.org)