I received my M.D. degree at Federal Fluminense University –Rio de Janeiro- Brazil Universitary Hospital Antonio Pedro and obtained my medical residency at the same place. I am on staff at Universitary Hospital Antonio Pedro since 1986. Since 1990 I am serving as Associate Professor of Medicine at Federal Fluminense University School Of Medicine. I received my medicine master at Universidade Federal do Rio de Janeiro-Brazil (1987- Title- Nutritional Support in Acute Pancreatitis ) and ph.d. at Universidade Federal do Rio de Janeiro (1994- Title- Study of Correlation Between Nutritional and Immunologic State and Jejunal Mucosa alterations in HIV Infected Patinents)-Brazil. In 2009 I obtained my pos-doc at Universidade do Porto –Gastroenterology Unit-Porto- Portugal( Title: The prevalence and symptoms characteristics of irritable bowel syndrome (IBS) in two countries- Portugal - Europe) and Brazil (South America). I have experience in Medicine (clinical practice and research) acting on the following subjects :internal medicine ,gastroenterology , intestinal diseases , functional gastrointestinal disorders and nutritional support. I am Member of Editorial Board of Arquivos de Gastroenterologia –S?o Paulo- Brazil and Head of Intestinal Research Group at Internal Medicine Department-Medical School-Federal Fluminense University since 1995. .I'm working now on IBS and food intoleranceI am currently interested in studies of global health and its relationship with food security and universal health coverage.