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 ...

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) ...

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

In a recent article published in Molecular Psychiatry, researchers performed longitudinal studies in rats to measure the sensitivity of early established versus compulsive polydipsic alcohol (or water ...

Just as many who were traumatized by childhood sexual abuse often reenact the abuse by being re-victimized, others reenact the past abuse by being sexually aggressive or overly focused on sex. Some ...