Having certain types of bodies makes you more likely to die an early and unnecessarily painful death that will be blamed on you before your body is even cold, so I’m not sure why it’s so mystifying and dismaying to the world at large that people in those bodies might not think much of themselves.
Contemporary body positivity makes it incumbent on people with nonconforming bodies to change their own self-perception without requiring anyone with any power to question what created the phenomenon in the first place. .