Sleep apnea is a potentially serious sleep disorder in which breathing repeatedly stops and starts. If you snore loudly and feel tired even after a full night's sleep, you might have sleep apnea.Guest: Dr. David Neubauer MD  Dr. David Neubauer is Associate Professor of Psychiatry and Behavioral Sciences at Johns Hopkins University and an expert in sleep medicine.David Neubauer is a Fellow of the American Academy of Sleep Medicine and Life Fellow of the American Psychiatric Association, as well as a member of the Sleep Research Society, European Sleep Research Society, and the World Sleep Society, where he serves on the International Scientific Committee. He has served on the Board of Directors and Executive Committee of the National Sleep Foundation. David is the author of Understanding Sleeplessness: Perspectives on Insomnia published by the Johns Hopkins University Press, as well as numerous articles and book chapters on sleep-related topics. He is coauthor of the American Academy of Sleep Medicine Clinical Practice Guideline for the Pharmacologic Treatment of Chronic Insomnia in Adults and the current Wolters Kluwer UpToDate section on “Pharmacotherapy for Insomnia in Adults.”