The FitnessGram™ Pacer Test is a multi-stage, 20-meter aerobic capacity assessment that increases in speed over time. Participants run laps, accelerating upon hearing a signal, with the test concluding after two failed attempts to complete a lap. The FitnessGram™ Pacer Test is a multi-stage, 20-meter aerobic capacity assessment that increases in speed over time. Participants run laps, accelerating upon hearing a signal, with the test concluding after two failed attempts to complete a lap.