One of four presentations from the VO₂max Distance Running Clinic, Lactate Threshold: Best O₂ Bang for Your Buck presents an overview of the key factors involved in lactate threshold—the fastest speed that can be sustained aerobically. The DVD explains why this factor is one of the most important physiological determinants of distance running performance. The DVD also discusses how to determine the speed at which it occurs and how athletes can effectively train it. (49 min)