After coaching Olympic triathlon champion Alex Yee, Paul Eaglestone decided to put his methods to paper and write a book. Today he chats to Helen Gorman.

As a former swimmer and masters swimmer himself, he brings the book to life with stories from a life spent watching some of the best swimmers and coaches in the world. Listen in to find out how you might gain some free speed in the pool and maybe order the book too - Free Speed, by Paul Eaglestone.