The practice of taking short trips by foot may be more of a psychological adjustment than a physical one. In North American culture, walking is considered a low-status or leisure activity. Many people drive passenger vehicles for short utilitarian trips out of habit, social convention, or fear for their personal safety.
According to medical authorities, healthy adult humans in most weather conditions can easily walk at a steady pace for two hours, covering seven miles every day. You can determine how long and how far you can comfortably walk from your home by taking scouting walks with a friend or family for fun and exercise.
While healthy people without mobility issues will regularly take long walks of several miles for exercise and socializing, public transit studies in North America find that people prefer not to walk more than 0.25 or 0.5 miles for utilitarian trips.
For this practice, a six-step model for successful change is especially helpful:
The main environmental benefit of walking is that it reduces vehicular traffic, which conserves energy, prevents pollution, reduces risks of traffic accidents, and builds community by making communities cleaner, quieter, and safer.