Hi Team! On this week’s episode of The Amazing Runner’s World Show , Jeff and Aly talk about how often you should switch out your running shoes . Jeff would run in a new pair every day if he could. Aly has a few pairs she always goes back to. Beyond personal preference, there is some science behind how often you should make a switch, and which runs would benefit from different shoes. In a previous episode , Jeff was joined by Kristine Kearns, associate health and fitness editor, to hear about lessons she learned by running her first marathon. Kristine wrote about that experience in her article, “ 5 Things No One Told Me About Running My First Marathon .” Topping that list: carb-loading can be a real chore. Watch the video above to learn more before you line up for your next (or first) 26.2-miler. Jeff is Runner-in-Chief for Runner’s World and the director of product testing. He has tested and reviewed running shoes, GPS watches, headphones, apparel, and more for nearly two decades.…