Fuelling during training: why is it so important?

We're often asked by our athletes: which training sessions do I need to fuel? Closely followed by "and why is that?" #TeamTCUK coach and co-founder, James Pryke, has studied sports nutrition over many years and has a special interest in the subject. As such, he's put together a short video outlining just why fuelling during your training sessions is vital for performance.