A panel discussion with guest host Dr. Mehmet Oz, Director of the Columbia University Heart Institute, about the science of sleep including sleep deprivation, sleep apnea and dreams. Panelists include: Neil B. Kavey, Director of the Sleep Disorders Center at Columbia Presbyterian Medical Center, Daniel Wagner, Medical Director of the Sleep-Wake Disorder Center at New York Weill Cornell Medical Center and Barbara Kantrowitz of "Newsweek".