Narcissistic personality disorder (NPD) is a relatively rare personality disorder, but it’s entered the cultural zeitgeist as ...

On Tuesday, Ariana DeBose, 34, posted a now-deleted Instagram post slamming her “West Side Story” costar Rachel Zegler, 23 ...

Narcissism is extreme self-involvement to the point where a person ignores the needs of those around them. While anyone may have narcissistic behavior once in a while, true narcissists often ...

Hear Me Out is a new series where young journalists (over)share on topics ranging from navigating friendships to ...

A diagnosed narcissist has revealed the 'dead giveaway' that someone else has the same condition, which is known as ...