Kiryu has even said he now feels more comfortable competing in the spikeless track shoes. Metal spikes were once considered indispensable for sprinters' track-and-field shoes. However ...

Whether you're hiking in the hills or sprinting through the city, the best trainers are guaranteed to put a spring in your step ...

The Nike Maxfly 2 sprint spike ... need,” Heath says about middle-distance running. The six spikes on the Maxfly considers the forces placed on a shoe by sprinters, especially as the 200 ...