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

The Mayo Clinic defines obsessive-compulsive disorder (OCD) as: “Unreasonable thoughts and fears (obsessions) that lead you to do repetitive behaviors (compulsions).” OCD is a form of anxiety disorder ...

The Mayo Clinic defines obsessive-compulsive disorder (OCD) as: “Unreasonable thoughts and fears (obsessions) that lead you to do repetitive behaviors (compulsions).” OCD is a form of anxiety disorder ...

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 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 ...

Researchers at the University of Cambridge have discovered a specific brain region that underlies “goal-directed behavior”—that is, when we consciously do something with a particular goal in mind, say ...