High-tech Running Tools

Many runners use heart-rate monitors and GPS devices to track their workouts and boost their performances. But such equipment represents just a small portion of the high-tech aids out there for runners. In their new book THE RUNNER'S EDGE: High-tech training for peak performance, authors Stephen McGregor and Matt Fitzgerald review many popular tools and show how even a technophobe can benefit. McGregor joins us on this week's show.