There are 10 personality disorders including narcissistic personality disorder and borderline personality disorder. These 10 disorders are grouped into three categories based on the symptoms. Personality disorders are characterized as mental illnesses and, if untreated, they can significantly impair a person’s relationships and daily life.

Personality Disorder FAQs

It’s understandable to have questions about personality disorders because they are often misunderstood. Learn more about personality disorders with the following answers to commonly asked questions.