In 1989, taekwondo was the world's most popular martial art, as measured by the number of practitioners.[1] Its popularity has resulted in the varied development of the martial art into several domains: as with many other arts, it combines combat techniques, self-defense, sport, exercise, meditation, and philosophy. Taekwondo is also used by the South Korean military as part of its training.[2] Gyeorugi (pronounced [ɡjʌɾuɡi]), a type of sparring, has been an Olympic event since 2000.
Formally, there are two main styles of taekwondo. One comes from the Kukkiwon, the source of the sparring system sihap gyeorugi which is now an event at the summer Olympic Games and which is governed by the World Taekwondo Federation (WTF). The other comes from the International Taekwon-Do Federation (ITF).[3]
Separate from the various taekwondo organizations, there have been two general branches of taekwondo development: traditional and sport. The term "traditional taekwondo" typically refers to the martial art as it was established in the 1950s and 1960s in the South Korean military forces; in particular, the names and symbolism of the traditional patterns often refer to elements of Korean history. Sport taekwondo has evolved in the decades since then and has a somewhat different focus, especially in terms of its emphasis on speed and competition (as in Olympic sparring), whereas traditional taekwondo tends to emphasize power and self-defense. The two are not mutually exclusive, and the distinctions between them are often blurred.
Although there are doctrinal and technical differences between the