Read this. There's a ridiculous amount of pseudo-science, superstition, and hucksterism around running technique. Without becoming a quack myself, all I can say is "be patient and don't make any sudden changes."
Read this. There's a ridiculous amount of pseudo-science, superstition, and hucksterism around running technique. Without becoming a quack myself, all I can say is "be patient and don't make any sudden changes."