Mauro Lombardo graduated in medicine with a specialization in food science and nutrition. He is an assistant professor and researcher in nutrition at the Department of Human Sciences and Promotion of the Quality of Life, San Raffaele Roma Open University. He worked as an MD for 10 years at the Center for the Treatment of Obesity at the Tor Vergata Hospital in Rome and "the Body Composition Unit" at Tor Vergata University in Rome. His fields of research relate to: Follow-up of bariatric patients Mediterranean diet Obesity Body composition Energy expenditure Sports nutrition Celiac disease.