"Sport (or, in the United States, sports) is all forms of competitive physical activity which,through casual or organised participation, aim to use, maintain or improve physical fitness and provide entertainment to participants."
@JigglyWiggly_ Yes, but Hand eye coordination is one skill, that does not necessarily have anything to do with gaming. It's greatly developed through it, but it's not anything helpful outside gaming, and can be developed in other, real sports, at the same efficiency.
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