AUTHOR=Liu Yujia , Yuan Chaoqun , Chen Tong , Zhou Linlin , Zhu Gengyin , Chen Yu TITLE=Associations between physical activity and heart disease among middle-aged and older Chinese adults JOURNAL=Frontiers in Cardiovascular Medicine VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/cardiovascular-medicine/articles/10.3389/fcvm.2025.1383888 DOI=10.3389/fcvm.2025.1383888 ISSN=2297-055X