“…Progress on mouth breathing, return of nasal breathing [4,10,11,30,31,38]. Tongue mobility and positioning, more space in the oral cavity for the tongue, reduction of tongue protrusion and drooling [10,11,33,35,50,62,66]. Improvement on bruxism [4] Improvement on halitosis [4] Better skin * Esthetics *** Respiratory (with better breath), better ventilation [11,31,33,50,64,65].…”