AUTHOR=Zhang Yi , Cheng Guifen , Chen Ling , Wang Xiaoxia , Lin Lixia , Huang Qiao , Guo Jinhua , Gong Bei , Shen Tiemei TITLE=Prevalence and related factors of physical function and cognitive impairment among older adults: a population-based regional cross-sectional study JOURNAL=Frontiers in Aging Neuroscience VOLUME=17 YEAR=2025 URL=https://www.frontiersin.org/journals/aging-neuroscience/articles/10.3389/fnagi.2025.1534824 DOI=10.3389/fnagi.2025.1534824 ISSN=1663-4365