Association between physical activity and sedentary behaviour and changes in intrinsic capacity in Spanish older adults (Seniors-ENRICA-2): a prospective population-based study - Sanchez-Sanchezn, Juan Luis; Ortolan, Rosario; Banegas, Jose R; Lucia, Alejandro; Rodriguez-Artalejo, Fernando; Sotos-Prieto, Mercedes; Valenzuela, Pedro (LANCET HEALTHY LONGEVITY, 2025)