As with any marathon getting your pace right at the start is crucial and ensuring you go off at a speed that you will be able to maintain for 26 miles. Go off to quick and you’ll hit the wall.

Getting your fuelling correct is also key with 30-60g of carbs needed for each hour you run. Also if the weather is warmer in Barcelona than you are used to training in then make sure you consider a slight alteration to your hydration strategy.