Watch as Coach Ernie Clark explains why speed is key over fitness and strength in the 400m. He shows comparisons on men and women world record holders split times and the athletes who ran the fastest first 100m and slowest fourth 100m won the events. Speed is the #1 indicator of potential and coaches should focus on making the athletes faster.
Why Speed is Key Over Fitness and Strength in the 400m with Ernie Clark – Northern Arizona Univ.
