Health professionals with experience in Obesity

Mousiolis Athanasios is an endocrinologist and a PhD candidate at the Medical School of Aristotle University of Thessaloniki, with a private practice in Thessaloniki. He is a graduate of the Medical School of the University of Ioannina, holding a postgraduate diploma specializing in Clinical Diabetology. He also completed his residency in Endocrinology at AHEPA University General Hospital. He has participated in Greek and European conferences with research papers and has been involved in research protocols, contributing numerous articles to international journals. Lastly, he specializes in diabetes, thyroid and parathyroid glands, and gestational diabetes.

Raptis Athanasios is a Pathologist - Diabetologist and maintains private clinics in Athens and Kalyvia Attikis. He is an Emeritus Professor of Pathology - Diabetes Mellitus at the Medical School of the University of Athens (EKPA) and an Associate of the Athens Medical Center (Marousi). He specializes in Diabetes Mellitus (type 1, type 2, gestational, insulin pumps), its complications, arterial hypertension, as well as the entire spectrum of metabolic diseases (dyslipidemia, obesity, non-alcoholic fatty liver disease). He was a member of the Diabetology Center of the 2nd Propaedeutic Pathology Clinic of the University of Athens from 1982 to 2024, except for the period of his military service, rural medical practice, and further training. He holds a degree from the Medical School of the National and Kapodistrian University of Athens. He underwent two years of postgraduate training at King’s College London, in the Department of Endocrinology, Diabetes, and Metabolic Diseases at Guy's Hospital, focusing on arterial hypertension and diabetic nephropathy. He possesses significant academic and research work and is a member of the Medical Association of Athens, the Hellenic Society of Internal Medicine, the Hellenic Professional Association of Pathologists - Diabetologists, the Hellenic Diabetological Society (elected member of the Board of Directors), and the European Association for the Study of Diabetes (EASD).

Dr. Ioannis Virlos is a General Surgeon who maintains a private practice in Glyfada. He graduated from the Medical School of Alexandroupolis, Democritus University of Thrace, obtaining his medical degree in 1990. In 2000, he earned a Master’s degree in Surgical Sciences (MSc in Surgical Sciences) as well as a Diploma from Imperial College London (Diploma Imperial College), United Kingdom. In 2009, he was awarded a Doctorate (Medical Doctorate) from the University of Manchester, UK.He has been a Fellow of the Royal College of Surgeons of Edinburgh (FRCSEd.) since 1998 and of the Intercollegiate Board in Surgery of the United Kingdom (FRCS (Gen Surg)) since 2008. Since 2011, he has been a Fellow of the European Board of Surgery in the field of Colorectal Surgery (FEBS (Coloproctology)).Dr Ioannis Virlos is a specialized colorectal and bariatric surgeon, also trained in minimally invasive surgery — both laparoscopic and robotic. He has received training not only in Greece but also in the United Kingdom, Australia, and Belgium.After completing his military service in 1992, he trained in General Surgery in hospitals in Athens and the United Kingdom between 1992 and 1999, obtaining his specialty title in General Surgery in 1999. From 2002 to 2012, he served as a surgical consultant in hospitals in the UK, Australia, Belgium, and Greece. Specifically, he worked at the following hospitals in the UK: North Middlesex, Arrowe Park, Derriford, Torbay, Exeter, Cheltenham, and North Bristol, as well as at Sir Charles Gairdner University Hospital in Perth, Australia, and Sotiria Hospital in Athens (as Senior Consultant).During the same period, he received advanced training in laparoscopic colorectal surgery and laparoscopic bariatric surgery at Singleton Hospital in Swansea, UK, and Heilighart Ziekenhuis in Roeselare, Belgium.From 2012 to 2021, he worked as a Consultant Surgeon at the following hospitals in the UK: Ealing Hospital, Homerton University Hospital, John Radcliffe & Churchill Hospitals in Oxford, Royal Hampshire County Hospital, Northampton General Hospital, and University Hospitals of Derby and Burton. He returned to Greece in 2021.Since 2023, Mr. Virlos has been the Director of Surgery at Metropolitan General Hospital in Athens. He also serves as the General Secretary of the Hellenic Society of Coloproctology. Finally, for the period 2025–2028, he will represent Greece at the European Society of Coloproctology.