“Physical Activity, Health-Related Physical Fitness and Markers of Metabolic Syndrome in Adolescents: The PAHL-Study: Associations of Physical Activity, Fitness, and Metabolic Health in Adolescents”. Human Biology and Public Health 2 (December 20, 2025). Accessed April 15, 2026. https://human-biology-and-public-health.org/index.php/hbph/article/view/106.