• Brain inflammation may be driving compulsive behavior Compulsive behavior may be less about â bad habitsâ and more about an inflamed brain working too hard. • For years, scientists have believed that compulsive behaviors happen when people become trapped in a “habit loop” that overrides self-control. • But new research in rats from the University of Technology Sydney (UTS) suggests the story may be more complicated. • Compulsive behaviors appear in a range of mental health conditions, including obsessive-compulsive disorder, substance use disorders, and gambling disorder. • In these conditions, people continue repeating certain actions even when they lead to harmful consequences. • Millions of people worldwide are affected.
Article Summaries:
- Brain inflammation may be driving compulsive behavior Compulsive behavior may be less about âbad habitsâ and more about an inflamed brain working too hard. - Date: - February 16, 2026 - Source: - University of Technology Sydney - Summary: - 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 behavior more deliberate, not more automatic. The change was linked to astrocytes, brain support cells that multiplied and disrupted nearby circuits. The discovery hi
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