Energy used for each sprint distance

Percentage of energy system used for each sprint distance: 100m              5-10% aerobic       90-95% anaerobic 200m            15-20% aerobic       80-85% anaerobic 400m            30-40% aerobic       60-70% anaerobic 800m            50-60% aerobic       40-50% anaerobic … Continue reading

Leg Position

The lead leg should drive upward with the foot crossing up and over the opposite knee. The thigh of the lead leg should be parallel to the track, while the foot is extended forward and the ankle maintained in a … Continue reading