Swimming at the 2008 Summer Olympics – Women's marathon 10 kilometre events require different tactics and showcase several different racing strategies that are more common to competitive cycling, marathon running and water polo than traditional pool swimming. It is one of the few Olympic sports where the athlete's coaches play a critical role during the actual event. The coaches have four opportunities to provide drinks to their athletes as the athletes swim by floating pontoons in the course. If the coach falls in the water, his or her athlete is immediately disqualified. Swimming at the 2008 Summer Olympics – Women's marathon 10 kilometre The women's marathon 10 kilometre event at the
Ironman Triathlon Many of them share the , , format with the Ironman triathlon. Originally, many used the Ironman name. Due to aggressive trademark protection, most of these races no longer use the word "Ironman". The Ironman format remains unchanged, and the Hawaiian Ironman is still regarded as an honored and prestigious triathlon event to win worldwide. People completing such an event within the strict event time cutoffs are agreed to be recognized as "Ironmen"; the plural "Ironmans" refers to multiples of "Ironman" as a short form of "Ironman Triathlon." In the triathlon community an Ironman is someone who has completed a