Narcissistic personality disorder is a mental health disorder where people have, in essence, an overinflated ego - they think they’re more important than they actually are. But when faced with criticism, they become self-conscious and lash out at others. Treatment for the disorder involves therapy, however the nature of the disease often prevents people from identifying their symptoms and they rarely seek treatment. #shorts Find our full video library only on Osmosis: http://osms.it/more