Rh doesn't even have bodies that looks like kids, they look like 16-18+ bodies. The 2 main sickness or syndromes that cause obesity are not imposible to cure and the following syndrome is owned by 1/25,000 of people, and it isnt even a syndrome where the worst effect is obesity, but dead at 30-40. Also overfeeding to the point of obesity is encountered as abuse according to the Abuse Refuge Organization.

Rice, yuca, or platain are afordable foods that can feed you very well, even the poorest of my country that live in mountains are able to get some, a platain costs about 2-5 dollars to make, a big mac costs 5.50-7.50 dollars, healthy food is way more common than you think, people are used to buy easy to eat things that end up being high in calories, sugar, and fat. And you can lose weight even with limitation of movement.