Multi-stage fitness test: - Set up a 20-meter course with markers at each end. - Participants must run back and forth between the markers, keeping pace with the audio signals. - The test starts at a speed of 8.5 km/h and increases by 0.5 km/h every minute. - Participants must reach the marker before the audio signal to continue. - The test ends when the participant can no longer keep up with the pace for two consecutive laps. - Record the level and distance covered for each participant.

Yo-yo test: - Set up two markers 20 meters apart. - Participants must run back and forth between the markers, keeping pace with the audio signals. - The test starts at a speed of 10 km/h and increases by 0.5 km/h every minute. - Participants must reach the marker before the audio signal to continue. - The test ends when the participant can no longer keep up with the pace for two consecutive laps. - Record the level and distance covered for each participant.

Cooper 12-minute run test: - Participants must run as far as possible in 12 minutes. - Measure the distance covered in meters. - Record the distance covered for each participant.

2.4 km run test: - Participants must run 2.4 km as fast as possible. - Record the time taken to complete the run for each participant.

Rockport 1.6 km walking test: - Participants must walk 1.6 km as fast as possible. - Record the time taken to complete the walk for each participant. - Calculate the estimated VO2 max using the formula provided.

Harvard step-test: - Set up a 20-inch step or bench. - Participants must step up and down on the bench for 5 minutes at a set pace. - Measure the heart rate immediately after the test and at 1, 2, and 3 minutes of recovery. - Calculate the recovery heart rate and fitness score using the formula provided.