6 Rare Mental Disorders You Probably Haven’t Heard Of

Imagine looking down at your own legs and thinking that they simply shouldn’t be there. Imagine believing that so strongly that you’d actually amputate your own legs in order to set things “right.”

Sufferers of Body Integrity Identity Disorder (BIID) experience that very feeling — and some of them even go through with the amputation.

Thankfully, BIID and the rest of humanity’s most unusual mental conditions only affect very, very few people. Although that hardly makes reading about these rare mental disorders any less chilling…