Over the past year, significant advances have been made in the field of sleep-disordered breathing, particularly in obstructive sleep apnea (OSA). This article reviewed key research published from October 1, 2023, to September 30, 2024, focusing on various aspects of OSA, including diagnosis and assessment, treatment, and the management of comorbidities and complications. These studies were expected to further improve the comprehensive diagnosis and treatment of OSA.