National Academy of Sports Medicine (NASM) Group Fitness Instructor Practice Exam

Participation in cardio-based exercise classes is primarily associated with the reduction of cardiovascular risk factors for disease. Engaging in such activities increases heart rate, promotes efficient circulation, and enhances the overall functioning of the cardiovascular system. Regular participation in these classes can lead to improvements in blood pressure, cholesterol levels, and blood sugar regulation—factors directly linked to cardiovascular health.

Cardio-based exercise primarily emphasizes endurance and aerobic capacity, leading to significant improvements in heart and lung function. This type of exercise lowers the risk of developing cardiovascular diseases, such as heart disease and stroke, making it a vital component of a health-focused fitness regime. While other benefits from exercise exist, the specific connection between cardio classes and cardiovascular health stands out, affirming why this option is the most accurate.