Columnist Caroline Gainer discusses a study whose findings suggested that respiratory muscle strength training could help ...

exacerbation-free at 24 wk: cilomilast 74% vs placebo 62% (p = 0.008) postexercise dyspnea score average ... FEV 1 = forced expiratory volume in 1 second; FVC = forced vital capacity; PEF ...

Professor Macklem concluded with comments about dynamic hyperinflation, which may contribute to subjective dyspnea due to increased inspiratory work. Expiratory muscle activity, however ...