Obesity impacts how the lungs function in a variety of ways, and understanding these impacts is essential for interpreting pulmonary function tests, identifying restrictive or obstructive patterns, and managing ventilation. Learn more with Dr. Sujith Cherian, who's an Associate Professor in the Divisions of Critical Care, Pulmonary, and Sleep Medicine at University of Texas Health-McGovern Medical School and the Director of Interventional Pulmonology and Pleural Diseases at Lyndon B. Johnson Hospital in Houston. He also spoke about this topic at the 2025 CHEST Annual Meeting.