Which test measures anaerobic capacity?

The 300-yard shuttle is designed specifically to measure anaerobic capacity. This capacity refers to the ability of an athlete to perform high-intensity efforts for short durations, which is essential in many sports and activities that require quick bursts of power and speed. The 300-yard shuttle test involves repeated sprints back and forth between two points over a total distance of 300 yards, assessing how quickly an athlete can complete the task while minimizing fatigue.

The nature of this test focuses on performance over short intervals, which is characteristic of anaerobic activities, as opposed to tests designed for aerobic fitness. In contrast, alternatives like the 1.5-mile run and the 12-minute run primarily evaluate aerobic endurance, measuring how well an individual can sustain prolonged activities at a moderate intensity. The partial curl-up, while valuable for assessing muscular endurance of the core, does not provide insight into overall anaerobic capacity. Thus, the 300-yard shuttle stands out as the most relevant measure of anaerobic fitness among the options provided.