but too many financial hurdles in its way...
And the costs wouldn't really get lower, you just change the illness. If you are healthier, you live longer and your final illness most probably will be cancer. Expensive long te treatment. Obese people die faster and cheaper.
this means, in the current world, you get to fat-shame the obese people, have color coded id cards based on their BMI, have them off flights etc till they prove that they ran on their treadmill today...
The US could take a serious look at addressing massive over consumption - but the last serious take on that was the sugary drink ban in NYC and that turned into a "you'll pry my big gulp from my cold dead hands" affair pretty quickly. The US is in too deep celebrating the exploitation of the health of their populace to turn things around - but other countries might have a chance.