Warning: file_get_contents(https://ojs.journalbusiness.my/ojs.php): failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found in /var/www/ojs.unud.ac.id_backup/lib/pkp/includes/functions.inc.php on line 4 Dharmasanti, Olivia. " EFFECT OF HIGH INTENSITY INTERVAL TRAINING ON THE CARDIOVASCULAR SYSTEM AND CARDIAC ANTI-AGING." Sport and Fitness Journal [Online], 9.2 (2021): 109-117. Web. 7 Sep. 2026