When do you need to change your running shoes?

By Mario Fraioli Published Oct. 22, 2012 Dear Mario, I'm a new runner training for my first half marathon with Team in Training. Our training group's coach told me to change my shoes every six months, but the guy at the running store in town told me every 300-400 miles.

We've all heard of the recommendation by shoe companies and running stores that we should replace our shoes every 400-500 miles to avoid injury. But it's al

Marathon, half-marathon, 10k and 5K training plans to get you race ready. Ryan Hall, one of the world's best distance runners, used to pride himself on wearing his running shoes into nubs. No more. Now he assiduously replaces his shoes after running about 200 miles in them.

Those old running shoes won't last forever. Learn how to spot the signs that it's time for a new pair.