I guess it's food and exercise. Healthy food is expensive, do things to make that relatively cheaper and thus more appealing. Exercise is expensive, do things

I guess it's food and exercise. Healthy food is expensive, do things to make that relatively cheaper and thus more appealing. Exercise is expensive, do things to make that relatively cheaper and thus more appealing. Walkable cities are another issue. People shouldn't have to get in their car to go anywhere.