According to a Ghaziabad doctor Mr. Col V C Bansal (cardiologist) Walking is a low intense cardio exercise that is suitable for all age groups. For people with bone problems and back pain, walking is the perfect exercise. It is less stressful on the body and has similar benefits to running or jogging. So if you are looking for reasons to jump on the bandwagon of walking as an exercise, here are a few: 1.Good for the Heart: Running puts some amount of stress on your heart muscles, but does not seem to reduce the chances of premature death; whereas walking at a brisk pace puts less stress on the heart and considerably reduces the risk of premature death. Running may also cause inflammation in the muscles of the heart and increases free radicals in the body. 2.Increases immunity: Walking has a beneficial effect on the immune system of the body vis-a-vis running. Running may induce conditions in the body which allow various bacterial infections like cold. You end up falling sick mo