World Record Marathon runner, Paula Radcliffe MBE, and expert in the physiology of endurance athletes, Professor Andy Jones, join Charlie and James to share the secrets of running a fast marathon. After holding the marathon world record for 17 years, Paula Radcliffe reveals her training that led to her success, plus her career highlights and retiring on her own terms. Then, Professor Andy Jones shares his tips and tricks if you’re training for a marathon, how you can start running at any age plus his contributions to breaking the 2-hour marathon. Check out @scienceinsport on Instagram for more exclusive content with some of our podcast guests. We'll be going live with Professor Andy Jones on Thursday 3rd June at 7pm. Produced by Astrid Productions for Science in Sport.