The Impact of Online Fitness on Physical Activity Levels and Health Among Sedentary Office Workers —— A Case Study of the Liu Genghong Phenomenon. The Journal of Interactive Social Sciences, [S. l.], v. 2, n. 2, 2026. DOI: 10.64744/tjiss.2026.238. Disponível em: https://onlinejandl.com/index.php/TJISS/article/view/238. Acesso em: 22 jul. 2026.