text: The health of the people in our world would improve and there would be less people diagnosed with diabetes because they would likely get more exercise.  With limited car usage people would have to find other ways of transportation, which includes bike riding, skating, hiking, or public transportation.  While using public transportation would not help to improve the health of the people, biking, skating, and hiking would, as some people do these things just for excercise.  So if people were forced to do one of these alternative forms of transportation, they would be excercising and getting from point A to point B all in one shot.