Breathing Training and Exercise Capacity in Non-CFB

Inclusion Criteria: * Mayo Clinic patient with confirmed diagnosis of Non-Cystic Fibrosis Bronchiectasis (non-CFB): Non-CFB as confirmed by clinical history, including cough, shortness of breath, exertional dyspnea, pulmonary function tests, and high-resolution computed tomography. Patients will be considered clinically stable if there is no evidence of an exacerbation or change(s) in medical therapy in the previous three weeks. * Able and willing to provide informed consent to participate in the study. Exclusion Criteria: * Presence of significant coexisting disease, neurological conditions, and/or orthopedic complications that affect ability to undertake exercise. * Presence of advanced heart failure. * Current use of antibiotics. * Acute exacerbation(s) within 3-weeks prior to study commencement. * Participation within a pulmonary rehabilitation program within 6-months prior to study commencement.