Diabetologist – Internist
Spyros Karras was born in Thessaloniki. He graduated from the School of Medicine at Aristotle University of Thessaloniki (AUTH) in 2000 and completed his residency in Endocrinology at the “Panagia Hospital” in 2010. During his studies, he focused particularly on metabolism, reproductive endocrinology, and diabetes mellitus. He completed his doctoral dissertation in 2015 at the Medical School of Aristotle University of Thessaloniki, earning a grade of “Summa cum laude,” focusing on the effects of vitamin D during pregnancy.
He worked as an unpaid research associate in the Reproductive Endocrinology Unit, at the First Department of Obstetrics and Gynecology at Papageorgiou Hospital in Thessaloniki. From June 2013 through October 2013, he underwent further training in vitamin D measurement methods at Kingston University, United Kingdom (School of Life Sciences, Pharmacy, and Chemistry), under the supervision of Professor Declan P. Naughton, currently the vice-chancellor for research at that university.
From 2015 to 2020, he worked as a university fellow in the Department of Endocrinology-Diabetes and Metabolism at the First University Department of Internal Medicine at AHEPA Hospital in Thessaloniki, where he engaged in research, teaching, and clinical work. He served as a postdoctoral fellow of the State Scholarships Foundation in the same department.
He has published more than 130 full-length studies in foreign languages in international journals.He has also served as a speaker, organizer, and moderator at Greek and international conferences and as a reviewer of scientific papers for over 50 international journals. He has served as a member of several scientific societies in Greece and abroad, receiving distinctions and awards for oral presentations and scientific protocols. His areas of scientific interest include the extra-skeletal effects of vitamin D, diabetes mellitus, and the metabolic benefits of Orthodox fasting.
From February 2022 through September 2022, he served as an Assistant Professor (tenured) in the Medical Biochemistry Laboratory at the Aristotle University of Thessaloniki School of Medicine (Presidential Decree 407).
Since 2010, he has been practicing endocrinology in private practice.
