AUTHOR=Luo Hongcheng , Zhang Xing , Su Songpeng , Zhang Mingyang , Yin Mingyue , Feng Siyuan , Peng Rui , Li Hansen TITLE=Using structural equation modeling to explore the influences of physical activity, mental health, well-being, and loneliness on Douyin usage at bedtime JOURNAL=Frontiers in Public Health VOLUME=Volume 11 - 2023 YEAR=2024 URL=https://www.frontiersin.org/journals/public-health/articles/10.3389/fpubh.2023.1306206 DOI=10.3389/fpubh.2023.1306206 ISSN=2296-2565 ABSTRACT=Using structural equation modeling to explore the Influences of Physical Activity, Mental Health, Well-being, and Loneliness on Douyin Usage at bedtime