Comorbidity is when a person has more than one health condition at once. Researchers investigating the comorbidity of personality disorders have found people with certain disorders may have other ...

Sarah Schuster has a journalism degree from Syracuse University. She spent seven years helping people tell their mental health stories at The Mighty, and is currently pursing a master's in social work ...

In psychiatry, there’s no more controversial diagnosis than dissociative identity disorder (DID), the disorder formerly known as multiple personality disorder (MPD). First appearing in the third ...

Grandiosity, entitlement, and self-focus can appear in both bipolar and narcissistic personality disorders, but the timing and pattern of symptoms are key. Key Takeaways When someone you care about ...

Many medical terms have evolved or changed over the years to reflect advancements in medical knowledge or to reduce stigma. For example, what was once called consumption is now known to be ...

Genetics is just one of several factors thought to influence personality disorder development. Life experiences, family dynamics, coping mechanisms, and social learning may all be contributing factors ...