Chronic Obstructive Pulmonary Disease is major cause of disability & death allover the world.In India COPD is recognized as major health problem requiring management from primary health care level on-words. Mortality & morbidity due to other diseases has shown to be steady decline for more than a decade now, but that due to COPD are increasing. Pulmonary rehabilitation is gaining attention of health care fraternity all over the globe.Breathing retraining is commonly incorporated in rehabilitation programme of COPD patients. This book highlights the uses & effects of the different breathing retraining strategies used in COPD patients. The audience to whom this book will benifit will be Physiotherapy students & professionals, Pulmonary physicians, Respiratory therapists, Exercise trainers & respiratory nurses.