Just walking is enough! The positive effects of walking have been proven many times over and these include improved self-confidence, a feeling of satisfaction and accomplishment, better fitness, weight reduction, increased alertness, relaxation and also concentration.
Walking in a group helps all members to become motivated, reduce their procrastination as units and enjoy the exercise more.
The general daily target has been set according to the recommendations at 10,000 steps. If we are not used to that many steps per day, start with fewer (5,000 or 7,500) and increase daily.