Alex Andrei joins the show to talk about running as a sport. He shares what he has been learning and an exclusive look into what’s coming when his documentary premieres this summer and what many hope to be instrumental in revolutionizing the sport.

On the show today, Christine Koth, physical therapist, author, and hip specialist discusses how hip muscles work and how to keep them healthy.

Learn what fartleks are, what experts say about them, why we do them, and how they can be used in training.