Earlier quoted context omitted.
Having been obese in the past as well, I can confirm some of your experience. However, to be honest, I don't see it as a form of negative prejudice. It's a completely reasonable prejudice. You can only become obese due to some very critical character flaw. For example: inability to delay gratification, lusting over immediate pleasures, inability to make plans and stick to them, inability to read social cues telling y…
> You can only become obese due to some very critical character flaw. Maybe in some alternate universe. In this universe, you can get obese by, among other things: - untreated hypothyroidism (even low grade) - certain autoimmune diseases including type 1 diabetes - inborn errors of metabolism - having parents consistently overfeed you at youth None of the above is a character flaw.
None of those conditions is sufficient to push you above borderline obesity (~30 BMI). To get beyond that requires something else. I will not subscribe to the GP's notion that "something else" is necessarily a "very critical character flaw", but I also will not accept that it is out of the control of the person in question.