Physical training in patients with chronic obstructive pulmonary disease – COPD
Chronic obstructive pulmonary disease, COPD, places a substantial burden of disability on the growing number of patients and causes large costs for the society. Tobacco smoke is the most important risk factor. Progressive exertional dyspnea is the major symptom which leads to diminished physical and social activities, reduced physical capacity and decreased health related quality of life, HRQoL.