Dr Alex Lechin is an Internist, Pulmonologist, Critical Care and Sleep Medicine specialist, scientist, and medical educator. He holds boards certifications from the American Board of Medical Specialties, in Internal Medicine, Pulmonary Medicine, Critical Care Medicine, and Sleep Disorders Medicine, and board certification in Sleep Medicine from the American Academy of Sleep Medicine. Lechin is an Assistant Clinical Professor of Medicine in Baylor College of medicine in Houston, TX and actively involved in direct clinical teaching; formerly Clinical Assistant Professor, in the department of Clinical Sciences, College of Pharmacy in the University of Houston. Dr Lechin is the president of the Texas Institute of Chest and Sleep Disorders, an institution dedicated to the clinical management of chest and sleep disorders, clinical research and medical education