One of the most challenging aspects of dealing with a narcissist is that it's often difficult to realize that their behavior even is narcissism until you're already far along the condition's ...

But working with a narcissist, on the other hand, can be downright unhealthy. Their selfishness, manipulative tactics, and power hungry ways can be annoying at best and career-ending at worst.

Narcissistic personality disorder (NPD) is a relatively rare personality disorder, but it's entered the cultural zeitgeist as a catch-all term for self-absorbed, manipulative behavior. So, it's no ...