Sometimes simple intervention can create massive improvements in health.
This article in Modern Farmer shows how a small change to routine can get kids to eat healthier foods by challenging the traditional learn-lunch-recess-learn model of midday scheduling in elementary school.
If we let go of the traditions that have us (arbitrarily) doing something a certain way, it opens up a lot of possibilities. Is this a perfect solution for childhood obesity and unhealthy diets? Maybe not, but it sure makes me consider if there are other parts of a child's (or adult's) routine that are worth re-inventing.
Creative thinking is an essential part of "Less is More in Medicine" thinking. Some lament finite resources, but such situations force us to use careful thought and to challenge assumptions rather than throwing more money and resources at a problem.
"Necessity is the mother of all invention" so maybe accepting and realizing the crisis (eg. 31% of Canadian kids between 5 - 17 years old are overweight or obese), we'll get a little more clever about tackling it!