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.