What counts as an addiction — should compulsive shopping or gaming qualify? Researchers are currently debating whether to classify problematic behaviors as addictions in the next edition of psychiatry ...

For years, compulsive behaviors have been viewed as bad habits stuck on autopilot. But new research in rats found the opposite: inflammation in a key decision-making brain region actually made ...

New research suggests that compulsive behavior may be less about willpower failure and more about inflammation quietly disrupting the brain’s reward and habit circuits. While the idea of “hidden brain ...