This Week Jerry Katzman M.D. interveiws Derek Enlander M.D. a member of the Royal College of Surgeons andnative of Ireland . Dr. Enlander an internist received his training at Stanford University and is currently on the faculty of the Icahn School of Medicine at Mount Sinai, N.Y. He is undoubtedly the world's leading authority/expert on the Chronic Fatigue Syndrome or as more scientifically known as myalgic encephalomyelitis. With over one million patients being diagnosed and treated worldwide it is more likely than not that you may know someone afllicted or maybe you yourself have been affected by this unrelenting disorder associated with bouts of extreme malaise, tiredness, mental fatigue, muscle and body aches as well as depression. Until now very little has been known about this disorder. For years many patients were sent from practice to practice with these vague, non-specific complaints only being passed off told it may be in their minds. Today, however that has all changed and specific therapies are very promising for those for whom hope was never in sight. Find out about the history of this disorder , its symptomology diagnosis and available treatments from the world's leading expert on the subject. An interview you won't want to miss.