Inspiratory Muscle Training in chronic airflow limitation: effect on exercise performance

”’We conclude that inspiratory muscle training using a load of 30% peak maximal inspiratory pressure improves dyspnoea, increases walking capacity, and reduces the metabolic cost of exercise.”

Source: Lisboa C, Villafranca C, Leiva A, Cruz E, Pertuze J, Borzone G. Department of Respiratory Diseases, Catholic University of Chile, Santiago.