A morning walk is a very useful exercise. It is a light exercise which keeps us healthy and happy. The environment is very calm and quiet in the morning. There is no noise and there are no other disturbances. There are hardly any vehicle in the morning and human activity is also quite less. If one goes for a walk, one enjoys the cool air of the morning. Nature is at its best in the morning. The fresh air is inhaled in the morning can keep us fit, healthy, happy and energetic for the whole day.