Oscillation and Lung Expansion (OLE) Therapy for Treatment of Neuromuscular Disease (NMD) Patients

Patients who met all the following inclusion criteria are included in the study: * Documented diagnosis of neuromuscular disease (NMD) or neurological disorder. * Age 5 to 80 years. * History of one or more respiratory exacerbations in the past 6 months or two or more respiratory exacerbations in the past 12 months, which required unplanned or unscheduled medical intervention. * Ability to perform Oscillation and Lung Expansion (OLE) therapy as directed. * Signed informed consent (and assent if minor patient). Patients who meet any of the following criteria will be excluded from the study: * Diagnosis with rapidly progressing NMD such as certain types of Motor Neuron Disease (MND). * Requirement for continuous mechanical ventilation. * Anticipated requirement for respiratory related hospitalization within the next six months. * History of pneumothorax within the past 6 months. * History of hemoptysis requiring embolization within past 12 months. * Pregnancy. * Home use of OLE therapy within the past 12 months. * Inability or unwillingness to perform OLE therapy or study procedures as required.