A regular regimed walking routine can definitely help you get back in shape or maintain your body, if you're already in shape. Cardiovascular workouts (walking) are essential to both maintaining and losing weight.
Walking is the best way to stay fit. The more that you walk, especially briskly, the more fat you will burn. Burning fat keeps the fat off and keeps the pounds off.
Absolutely. Especially if you are walking at a fast pace for a good amount of distance every day. Walking is a great way for people who do not want to run to keep up with their cardio exercise. Walking up hills is a great way to get some extra muscle tone in the legs.