Matt Fitzgerald (sports nutritionist, writer, athlete, coach) will be releasing a new book in May, "Running the Dream; One Summer Living, Training and Racing with a Team of World-Class Runners Half My Age". We talk to him about his journey as he trains with Hoka's NAZ elite team of professional runners in Flagstaff, AZ.

He also has launched an interesting cool new running camp concept, "Endeavorun". Check it out.