Common assessments in determining fitness levels include tests for aerobic capacity, muscular strength, endurance, flexibility, and body composition. These evaluations provide insights into an individual’s physical capabilities and areas for improvement. Common methods include the VO2 max test for aerobic capacity, resistance exercises for muscular strength, and the sit-and-reach test for flexibility. Body composition assessments, including body fat percentage measurements, are crucial for understanding fat distribution and weight management. Regular assessments help track progress, set realistic goals, and tailor fitness programs to meet individual needs.