 For both groups: Application of structured interviews for data collection of socio-demographic and clinical characterization formulary; Application of quality of life questionnaire MLHFQ; The questionnaire of Baseline Dyspnea Index by Mahler; Conducting pulmonary function test spirometry by a technician certified by the Brazilian Society of Pulmonology; Achievement Test six-minute walk; Measurement of clinical data pulse oximetry, electrocardiogram, measurement of anthropometric data. 