Pulmonary diseases are on the rise today due to the extensive iatrogenic pollution in our world.
Unless a global commitment is undertaken to control pollution, the incidence of pulmonary diseases will be on the rise. The essential feature is widespread inflammation of the airways. Environmental airborne factors irritate the lining at any time of the day. Smoking is one of the principal irritants. During intense aerobic exercise, a person often breathes through the mouth and the humidification of the inhaled air by the nasal passages and the sinuses is lost.