text: Fourthly, if cars are limited then people can get exercise obesity has increased over the years because of all of the fatty food we have people are gaining weight fast and it doesn't help that people have cars which makes it easier to get around and get even more food to stuff their faces with but if cars get limited then people can either bike or walk to places giving them the excercise they need to lose all that weight and obesity rates will go down and everyone will be healthy and not a lot of people will die from a heartattack.