Usain Bolt Articles
Analysis of Usain Bolt’s running technique
If Bolt manages to increase his average step frequency of running to the level of his rivals, just to something around 4.5 steps per second (270 steps per minute) having the same average angle of falling, his result on 100m could be 9.11 seconds. Isn’t it impressive? But he, so far, is dreaming “only” about 9.4 seconds!