A long-held view is that compulsive behaviors involve individuals getting stuck in a "habit loop" that overrides self-control, but new research in rats from the University of Technology Sydney (UTS) ...

Researchers at Karolinska Institutet in Sweden have identified a brain circuit that can drive repetitive and compulsive behaviors in mice, even when natural rewards such as food or social contact are ...

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 ...

Convergent evidence from structural and functional imaging studies has broadly linked obsessive compulsive disorder (OCD) symptoms to abnormalities in the striatum, specifically highlighting ...

The orbitofrontal cortex (OFC) is a large cortical structure, expansive across anterior-posterior axes. It is essential for flexibly updating learned behaviors, and paradoxically, also implicated in ...

Although anger is not a core symptom of obsessive-compulsive disorder (OCD), it is a common experience in people with OCD. OCD involves intrusive thoughts and feelings, and a person uses compulsive ...

People who have chronic traumatic encephalopathy (CTE) who have a family history of mental illness may have a higher risk of aggression in middle age, according to a study published in the November 27 ...