Even if you can't go to the gym, walking is one of the most effective ways of getting back into shape. It has also become one of the most popular activities these days because it is so easy to do anywhere and to fit into your everyday life. From a gentle hike to a brisk-paced walk, you can choose the style that suits your needs and vary it as you desire. After a week of hike and brisk walks, I came home feeling fit enough to enter the next Olympics, well almost. And even