A new study from the University of Technology Sydney (UTS) is changing the way scientists think about compulsive behaviors.

Cluster C personality disorders are a group of mental health conditions that cause intense fearfulness, insecurity, or perfectionism. The symptoms are long-term and impact many aspects of life.

Obsessive-compulsive personality disorder (OCPD) is a mental health disorder characterized by persistent preoccupation with rule-following, perfectionism, and control. OCPD falls under the umbrella of ...

The Diagnostic and Statistical Manual of Mental Disorders, DSM-5, identifies 10 unique personality disorders, each belonging to one of three groups known as "clusters." Cluster A contains paranoid, ...