Indeed, I would caution pretty much everyone else in the world (except maybe Asians, but even then) to be circumspect when taunting Americans for their obesity

Indeed, I would caution pretty much everyone else in the world (except maybe Asians, but even then) to be circumspect when taunting Americans for their obesity rates. Germany, to use an example from this discussion, has been going up steadily for decades. Doesn't seem like this is a US-specfic problem or something that Europe has a good answer for.