Obsessive-compulsive disorder (OCD) is characterized by repetitive, unwanted, intrusive thoughts (obsessions) and irrational, excessive urges to do certain actions (compulsions).

Maia Kinney-Petrucha speaks with Business Insider about being diagnosed with obsessive-compulsive disorder at age 4.

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) ...

Compulsive behaviors are actions that are engaged in repeatedly and consistently, despite the fact that they are experienced as aversive or troubling. Yet treatment can help to manage or overcome ...

A recent study in rats suggests that compulsive behaviors, such as handwashing and gambling, may be driven by inflammation in the brain rather than habit loops. Researchers found that ...

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

The series turned a voyeuristic lens to people with unusual habits, but it did raise awareness of various compulsive ...

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 ...

Is compulsive behavior common in people with Alzheimer’s or dementia? When someone is diagnosed with Alzheimer’s disease or dementia, many aspects of his or her life are forced to change and will ...