“According to the article man developed through evolution the ability to digest alcohol somewhere between 9000 years ago and 10 million years ago. “
Alcohol, like cocaine, works because your body already makes it. In the case of alcohol, it performs two natural functions. It makes our alimentary canal MUCH more efficient, which means we can carry less gut, making us leaner, maneuverable and relatively fast. The other thing it does is work as a signal telling the body, if you have extra calories, store them in the front of the abdomen. (Really, it’s that specific.) We have learned to call this area the beer gut.
It has also been known to aid in some peoples chances of reproduction.