Gabor Abellan van Kan, is a Medical Doctor, specialist in Geriatric Medicine. He has a master degree in epidemiology at Toulouse University, Paul Sabatier. He obtained his PhD with his Thesis on “Body composition, Frailty and Cognitive Decline”, University of Paul Sabatier, Toulouse. Dr Abellan van kan, in the past, was head of a 20-bed Geriatric rehabilitation unit, at the Toulouse University Hospital coordinating clinical activity with an intense clinical research in the fields of frailty, and sarcopenia for 10 years. And also, was head of the Frailty Clinic of the Toulouse University Hospital for 5 years. Frail older adults were assessed specifically to address a personalized dependency-preventive plan for each patient. He is currently a Senior Researcher at the IHU HealthAge, co-investigator at the Toulouse Gérontopôle Research Department (specific geriatric research unit) concerning all sarcopenia, Alzheimer, and frailty RCT. As Principal investigator or co-investigator he has participated in multiple clinical trials: Multidomaine Alzheimer Disease Preventive trial (2008, Phase III, frailty study): Associated investigator; MAPT-FAST (2010, ancillary MAPT study, PHASE III, cognitive study): Principal investigator; MID-FRAIL (2011, European study, Phase III): Principal Investigator; DO-HEALTH (2011, European study, Phase III, preventive trial): Associated investigator; JDDJ study (2012, Phase II sarcopenia study): Associated investigator; REGN 1033 study (2013, Phase II