The evolution of triathlon as a distinct sport is difficult to trace with precision. Many, including triathlon historian and author Scott Tinley, consider events in early twentieth century … See more

Triathlons longer than full distance are classed as ultra-triathlons.
Triathlons are not necessarily restricted to these prescribed … See more

While specific rules for triathlon can vary depending on the governing body (e.g. World Triathlon, USA Triathlon), as well as for an individual race … See more

World Triathlon organised events
World competitions
• World Triathlon Series
• World Triathlon Cup
• World Triathlon Long Distance Championships See more

The International Triathlon Union (now known as World Triathlon) was founded in 1989 as the international governing body of the sport, with the chief goal, at that time, of putting … See more

In general, participation in a triathlon requires an athlete to register and sign up in advance of the actual race. After registration, racers are often provided a race number, colored swim cap, and, if the event is being electronically timed, a timing band. … See more

Participants in triathlon often use the sport to improve or maintain their physical fitness. With each sport being an endurance event, … See more