People who are more active are healthier and happier—but it's harder to be active in a city that requires you to sit in your car to get anywhere

When cities create environments that encourage physical activity and moderate the use of cars, they improve the well-being levels of their residents, a new report shows. In effect, investments in walking, biking, parks, and transit are investments in health outcomes. The finding comes from Gallup, the polling group, and Healthways,…