Effective for people of all ages, shapes and sizes, walking strengthens the lower body, burns calories, boosts energy and enhances overall well-being. This brisk exercise program led by fitness diva Leslie Sansone helps sculpt the legs, flatten the stomach and firm up the arms -- and it's easy to do. If you're ready to lose weight, reduce bad cholesterol, improve cardiovascular health and relieve stress, this is the video for you.