Ultra-triathlon body of Ultra Triathlon. Ultra-triathlon An ultra-triathlon is a long-distance triathlon. The term generally refers to all triathlon events of distance greater than the Ironman Triathlon. Thus, every ultra triathlon event must involve more than of swimming, of cycling, and a full marathon () of running. The most common distances are the double, triple, quadruple, quintuple and deca triathlon. Unlike a standard triathlon event, an ultra-triathlon event may not necessarily involve the three component disciplines of triathlon (swimming, cycling and running) in direct consecutive order, but may instead consist of multiple consecutive individual triathlons performed on consecutive days. The IUTA
Triathlon may often provide various types of food as well, including such items as energy bars, energy gels, fruit, cookies, soup, and ice. Once the triathletes have completed the event, there is typically another aid station for them to get water, fruit, and other post-race refreshments. Occasionally, at the end of larger or longer events, the provided amenities and post-race celebrations may be more elaborate. While specific rules for triathlon can vary depending on the governing body (e.g. USA Triathlon, ITU), as well as for an individual race venue, there are some basic universal rules. Traditionally, triathlon is an individual sport