There are also regulations on what types of swimsuits, caps, jewelry and injury tape that are allowed at competitions.
View moreBy 1837, the National Swimming Society was holding regular swimming competitions in six artificial swimming pools, built around London.
View moreEuropean play came to be dominated by Denmark but the game has become very popular in Asia, with recent competitions dominated by China.
View moreOf all of the badminton competitions that the International Badminton Federation oversees, about 70 percent have winners who are from either Indonesia or China.
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