It’s a sad load of nonsense. Being fat sucks and the best thing that can happen to a fat guy is to lose weight. You can’t even sleep properly if you’re fat. You can’t keep up mentally.
> But what if I want to be more muscular? Is that impossible as well? Not sure.
That is impossible. There is no way to build muscle — gyms are scams. Read “The Muscle Myth” and “The Protein Delusion” by Ivana Tinkle.