After winning that stage in the Alps, Arensman explained that he had been trying to eat between upwards of 120g of carbs per hour, and that was likely the key to his success.
Wurf's bike split of 3:53:32 at Ironman Texas is unprecedented, breaking the previous record by 61 seconds and showcasing a unique fuelling strategy.
"I have worked with an athlete who prefers two boiled eggs with peanut butter toast and a coffee, an athlete who prefers an acai bowl and sauteed veggies, and an athlete who orders two breakfast sandwiches and tater tots," she told HuffPost.