Dad and George sit down for another chat accompanied by a sharp needle and a plate of Nutella. George wonders about how her blood glucose can still be normal after a full training day. Dad fails to mention gluconeogenesis which will come as a relief to listeners.

It's two weeks before the European Marathon Championships and George has modified her training to make the start-line. It's not the standard or most advisable ramp - but, it's all that is available given the requirement to make the start line.