For many, beer, wine, and spirits conjure up thoughts of social gatherings and tipsy fun. But alcohol is a nervous system depressant and easily alters behavior, culminating in some cases in the emotional pain and physical disintegration of alcohol addiction, colloquially known as alcoholism. Experts continue to debate the benefits and risks of drinking and passionately argue over whether moderation or complete abstinence is the best option for those who struggle with alcoholism.