The effects of an m-health application for exercising the mouth and facial muscles in patients with sleep obstructive syndrome

INTERVENTION: Experimental group: Myofunctional exercises based on a mHealth App AirwayGym daily performed during 3 months 20 minutes a day. Control group: No intervention. Patients will be randomized consecutively. CONDITION: Severe sleep apnea/hypopnea syndrome ; Nervous System Diseases ; Sleep apnoea PRIMARY OUTCOME: ; At baseline and 3 months:; 1. Severity of apnea measured using The Apnea–Hypopnea Index; 2. Saturation O2 and Nadir O2 measured using oximeter; 3. Tongue strength measured using the Iowa Oral Performance Instrument (IOPI); SECONDARY OUTCOME: ; Measured each month for 3 months:; 1. Sleep quality measured using Pittsburgh Sleep Quality Index (PSQI); 2. Sleepiness measured using Epworth sleepiness scale; 3. BMI (kg/m²); 4. Neck and waist circumference (cm); INCLUSION CRITERIA: 1. Age between 18‐75 years 2. Recently diagnosed with severe sleep apnea and do not have any previous experience or information with this pathology 3. Consent signed