Doctor of Medicine, University Debrecen, Hungary, 1962.
Assistant to 2d department medicine Medical University, Debrecen, 1962-1967, assistant professor medicine, since 1967. Associate professor medicine University Pécs, Hungary, 1975, professor medicine Hungary, since 1989, head 1st department medicine Hungary, 1993, vice-dean clinical matters Hungary, since 1996. Visiting scientist Department Pharmacology, Oslo, Norway, 1968-1969.
Visiting scientist chemical pathology laboratory Harvard Medical School, Boston, 1985.
Member American Gastroenterol. Association, International Society Internal Medicine, National Institute Dietetics (advisory board), Hungarian Ministry of Health (advisory board), European Society Clinical Investigation, Hungarian Society Physiology, Hungarian Society Pharmacology, Hungarian Society Nutrition (medal József SOS 1984), Hungarian Society Gastroenterology (Pro Optimo Merito medal 1989), International Brain-Gut Society (diplome, winner Széchenyi scolarship for professor since 1999), International Society Internal Medicine, International Society Metabolic Therapy, New York Academy of Sciences, International Union Pharmacology (gastrointestinal section).
Married Ilona Vizi; 1 child, Andrea.