Does anyone here understand why people do this to themselves? Is it some sort of disorder, like anorexia?

Body dysmorphia is relatively common, has a high rate of attempted suicide and deaths by suicide.

http://www.medscape.com/viewarticle/740015

These guys are strong evidence that whatever it is, it's heritable.

The top one is the before.

Wouldn't you want to change that?

(Just joking. It's the reverse.)

Leno meets Max Headroom