Summary: Author Dr. Jason Karp is on to talk about his new book, "Running a Marathon for Dummies." It won't matter if you're just getting started or you've been at this a really long time. You'll find useful information in this interview. It's good to challenge your comfort zone and Jason talks about training, equipment, injury prevention and the state of marathon running. His opinion on the sport is edgy, it catches Joe off guard and the two trade opinions with respect to their points of view.
