Am fat, would cry.

It had to be stigmatized before that to be applied to selfish people.

Good point. I suspect it was a plot point in Medical Drama #17 or Police Drama #12, thus was thoroughly misrepresented.

How do you cope with NPD?

Also, what kind of things can other people do to support someone with NPD?

It’s stigmatised because the term has entered common (mis)usage to describe people who are just selfish