In this special episode of the Naked Scientists podcast, we explore the world of Functional Electrical Stimulation (FES), a technology allowing people paralysed from the waist down to row and cycle by using external electrodes to stimulate leg muscles. Michele Vanoncini investigates how it works, what benefits it can bring and talks to some of the people who have used the technique to go for gold... Like this podcast? Please help us by supporting the Naked Scientists)