Professor Houssein Youness is the Section Chief of the Pulmonary, Critical Care & Sleep Medicine Section, the Director of the Interventional Pulmonary Program at Oklahoma City VAHCS, the President of the Oklahoma Thoracic Society, and a Fellow of the American College of Chest Physicians. He graduated from the Lebanese University School of Medicine. He has Board Certifications for the American Board of Internal Medicine, Internal Medicine, American Board of Internal Medicine, Pulmonary Medicine, American Board of Internal Medicine, Critical Care Medicine, American Board of Internal Medicine, Sleep Medicine, American Association of Bronchology and Interventional Pulmonary, Interventional Pulmonary. His research interests include Interventional Pulmonary, Exercise Physiology, Pulmonary Rehabilitation, Bedside Ultrasound, and Medical Education.