Association between cardiovascular parameters (blood pressure, heart rate, and heart rate reserve) and physical activity level in school-aged adolescents in Marrakech region, Morocco

PA is significantly associated with cardiovascular parameters and can help maintain cardiovascular parameters within healthy ranges. Promoting PA among teenagers remains a primary necessity to meet WHO recommendations in terms of PA and to address the adverse effects of a less active lifestyle on their health. Findings provide valuable insights into the role of PA in mitigating cardiovascular risks among this population.