Aggregated self-test responses are stored to improve the tests and provide performance comparisons. Psychology Today uses third party cookies such as Google Analytics to collect visitor data on ...

Perfectionism often manifests in borderline personality disorder due, in part, to the tendency to anxiously search for ...

Borderline Personality Disorder (BPD) is a serious mental health condition that disrupts emotional stability, relationships, ...

A new psychological therapy designed by a team of UCL-led researchers has been found to reduce rates of violence and aggression among male offenders with antisocial personality disorder (ASPD).

Unlike physical health conditions that may require a blood test or imaging scan, personality disorders don't have one ...

Schizoid personality disorder can leave you so uncomfortable around others that you avoid all interaction. You might feel overwhelmed, disconnected, or numb when you have to talk to people at work ...

A person with narcissistic personality disorder (NPD) may experience an excessive concern for prestige and power, as well as a lack of empathy for others. A personality disorder affects how a ...

Cluster B personality disorders affect a person’s emotions and behaviors, leading to actions that others tend to consider dramatic, overly emotional, or erratic. A personality disorder is a ...