Why foot springs are the secret to better running
If you've ever felt like your gait is lacking a bit of energy, you might want to look into how foot springs—both the natural ones in your body and the mechanical ones in your shoes—actually change the way you move. It's one of those things we don't really think about until our feet start feeling heavy or we notice someone else seemingly gliding past us on the trail with zero effort. We usually talk about cushioning or arch support, but the concept of "spring" is what actually moves the needle when it comes to efficiency and speed. ...