The New Shoes Rule

Replace running shoes once theyve covered 400 to 500 miles. But even before they have that much wear, says Warren Greene, Runners World gear editor, buy a new pair and rotate them for a while. Dont wait until your only pair is trashed. Consider shoes trashed when the spring is gone. The Exception A shoes wear rate can vary, depending on the type of shoe, your weight, your footstrike pattern, and the surfaces you run on.