I thought I might add another perspective to this thread. Alcohol consumption is a part of many cultures eating habits.
Being married to a native Italian, I can tell you unequivocally that wine (red or white) is part of the lunch and dinner meal for most Italians, yet the Mediterranean diet is one of the healthiest ways of eating.
On a side note, Jesus turned water to wine at a wedding feast. 8)) LaRue put it nicely–Moderation.