1. LFE Research Group, Department of Health and Human Performance, Faculty of Physical Activity and Sport Sciences, Universidad Politécnica de Madrid, Madrid, Spain
2. Department of Physical Therapy, Occupational Therapy, Physical Medicine and Rehabilitation, Universidad Rey Juan Carlos (URJC), Madrid, Spain
3. GENUD Toledo Research Group, Universidad de Castilla-La Mancha, Toledo, Spain
4. CIBER of Frailty and Healthy Aging (CIBERFES), Instituto de Salud Carlos III, ISCIII, Madrid, Spain