Mariona Espaulella, give a talk in the ceremony of delivery of grants of the “Càtedra Hestia 2017” for explaining the project that it has been granted in the first edition of the Càtedra Hestia research fellowships. The grant obtained for Mariona and the team composed by Marta Otero, Joan Espaulella and Marta Casals has the purpose of developing the project titled (original): “Avaluación del uso del grado de fragilidad como a posible marcador de la capacidad de regeneración tisular en ancianos”.