Mini Hurdles provide speed training that focuses on acceleration through fast stride rate/frequency. For best results, set up 10 Mini Hurdles at 3-foot spacing. The Spatial Illusion drill uses 4-foot spacing.
There are a lot of factors that go into sprinting. We like to focus on speed and it's a relationship to complete athletic development.
There are simple corrections you can make for developing athletes that will help their upper body.
How to fix the knee heal connection in the lower body power triangle.