Boxing is a martial art and a combat sport in which two people, generally of similar weight fight each other with their fists. Boxing is supervised by a referee and is typically engaged in during a series of one to three-minute intervals called rounds. There are three ways to win. Victory is achieved if the opponent is knocked out and unable to get up before the referee counts to ten seconds (a knockout or KO) or if the opponent is deemed too injured to continue (a Technical Knockout, or TKO). If there is no stoppage of the fight before an agreed number of rounds, a winner is determined either by the referee's decision or by judges' scorecards.
Although fighting with fists comes naturally to people, evidence of fist-fighting contests first appear on ancient Sumerian, Egyptian and Minoan relief’s. The ancillary Greek Olympic games as early as 688 BC. provide us with our first historical records of boxing as a formal sport; they codified a set of rules and staged tournaments with professionals. The birth of boxing as a sport may be its acceptance as an