In a slow walk the respiratory action is almost double the ordinary amount, in walking at ordinary pace, four times as great and in a vigorous or hasty walk, from seven to nine times as great. Breathlessness ig a warning which must not disregarded and in general, walking should be occasionally broken for short periods of rest.
your pauses short, only about minutes, and keep erect, 8 otherwise you will feel more tired when yeu got up again. A_ short halt should be made before climbing 2 steep ascent so as to start with fresh strength and easy breathing. In starting out for a walk in slowly and gradually increase the pace.
The force expended in running tremendous and cannot be maintained for long, though by moderate j ing the pace may be made effective as an endurance exercise Running is specially for the young and if heart or lungs are impaired must be foregone.
Mountain climbing demands fresh air and increases the lung capacity and if undertaken without unnecessary waste of energy and sufficient stops for rest is most. advantageous. Don't talk too much while climbing, your lungs need all the air they oan got, and don't forget to take time admire the view along the way.
Text read from the printed page and cleaned; old type leaves the occasional error.