On this episode we Nate, David, and Matt answer more of your questions! They cover the life of midsoles and foams over miles and time, overuse injury prevention, the most stable marathon shoes, and more. We always love fielding your questions, so let us know what you want answered on our next mailbag show by emailing [email protected]! Chapters 0:00 - Intro 4:56 - How does midsole hardness change as we put more miles on a shoe? 12:56 - How long is too long to run in a shoe and what happens as foam ages? 23:06 - What are the best ways to prevent overuse injuries if you're marathon training and on your feet a lot during the day? 26:47 - Kayano 30 vs Vongo V6 for a marathon 31:08 - Do any studies show that max cushion shoes are beneficial? 37:50 - What are suitable race shoes for "overpronation"? 43:10 - How to race while dealing with achilles tendon issues 49:42 - Can there be too many shoes in your rotation? 53:18 - Can super-shoes cause specific injuries? 58:34 - Wrap-up This week’s episode of the Doctors of Running Podcast is Sponsored by Running Warehouse.  The holidays are near which means it’s time for deals. Whether you’re shopping for your favorite runner or gearing up for a big 2024, Running Warehouse has your back with sales from all your favorite brands. Check out particularly big deals from Saucony for all your road running needs. The Ride, Guide, and Tempus are go-to trainers for our team and models you’ll want to check out for your next workout. For off road runners, Salomon shoes have become a team favorite for hitting the trails. The Salomon Ultra Glide and Sense Ride are two phenomenal Trail Blazers that we’ve gone back to time and time again. Visit Running Warehouse today to start your holiday shopping today! --- Support this podcast: https://podcasters.spotify.com/pod/show/doctors-of-running/support