Alcohol addiction, medically known as Alcohol Use Disorder (AUD), is a chronic medical condition rather than a lack of willpower. It occurs when prolonged drinking alters the brain’s chemistry, turning a habit into a physical necessity. Despite negative consequences to health, work, and relationships, the body develops a compulsion to drink just to feel normal. Understanding that this is a treatable biological diseasenot a moral failing is the first, most vital step toward reclaiming control of your life.