title: Chronic obstructive lung disease: postural relief of dyspnea.
mesh_terms: D000328:Adult; D000368:Aged; D001249:Asthma / Q000503:physiopathology; D001945:Breathing Exercises; D003964:Diaphragm / Q000503:physiopathology; D004417:Dyspnea / Q000503:physiopathology / Q000628:therapy*; D005260:Female; D006801:Humans; D006985:Hyperventilation / Q000503:physiopathology; D008173:Lung Diseases, Obstructive / Q000503:physiopathology*; D008297:Male; D008875:Middle Aged; D011187:Posture; D012129:Respiratory Function Tests; D013147:Spirometry; D014797:Vital Capacity