We all enjoy a glass of wine or a few beers to relax with after a long week at work. It helps us unwind, socialize and it’s the perfect way to sign off for the weekend. But when does that little tipple, that bigger glass or that extra beer, start to turn into a full-blown problem? Understanding why we drink can help us manage our stress better and make better lifestyle choices. Unfortunately for many professionals, it’s their job that pushes them into the realms of heavy drinking and even substance abuse.…