Inclusion Criteria:  Individuals after stroke of any etiology (ischemic or hemorrhagic), 18 to 80 years age, in a subacute or chronic phase (over 3 months to 5 years); with a diagnosis of OSA, defined as increased AHI (>5/h) in a polysomnography exam.  Exclusion Criteria:  Individuals with BMI > 40, using Positive Airway Pressure during sleep, severe OSA (AHI > 30), previous diagnosis of severe nasal obstructive disease; craniofacial malformations including signs of dentoskeletal deformities, history of pharyngeal surgery to treat apnea, palatine tonsil hypertrophy (grade III and IV); edentulous people or users of complete dental prostheses; presence of oral apraxia; facial paralysis that prevents lip occlusion; aphasia that compromises the understanding of verbal commands; smokers and former smokers with less than 6 months of smoking cessation, orthopedic changes that include distortions of the rib cage and lung parenchyma diseases and that present other associated neurological diseases.