Simply put, your speed strength is how fast you can go. “It puts your muscles through a fuller range of motion—improving flexibility—and trains more muscles, leading to better muscle balance,” says Wilson. According to Cabral, this training can minimize reaction times, enhance athletic performance, and reduce time of the stretch-shorten cycle in your muscles.

How to work speed strength:

 The easiest way to work your speed? Sprinting. Try some short, fast distance running on your own, or follow along with this coach-led program.