Boxing rules and regulations

right|200px|thumb|Ingemar Johansson knocks [[Floyd Patterson out, becoming boxing heavyweight champion of the world, on June 26, 1959.]] right|200px|thumb|A heavy blow to the head is a frequent cause of a knockout. Muhammad Ali delivers one to [[Brian London and retains his heavyweight championship by third-round KO on August 6, 1966.]] A knockout (abbreviated to KO or K.O.) is a fight-ending, winning criterion in several full-contact combat sports, such as boxing, kickboxing, Muay Thai, mixed martial arts, karate, some forms of taekwondo and other sports involving striking, as well as fightin

vintage rules system for boxing

boxing championship

title

decision at a sporting event

winning criterion in several full-contact combat sports

thumb|Cutman Jacob "Stitch" Duran administers treatment to fighter Wladimir Klitschko.A cutman is a person responsible for preventing and treating physical damage to a fighter during the breaks between rounds of a full contact match such as a boxing, kickboxing or a mixed martial arts bout. Cutmen typically handle swelling, nosebleeds and lacerations. In addition to degrading a fighter's performance, the rules of combat sports stipulate that these injuries can be a cause for premature match stoppage, counting as a loss to the injured fighter. The cutman is therefore essential to the fighter, a

winning criterion in several full-contact combat sports

decision by boxing judges where two of three judges declare one competitor the winner, while the third declares the other the winner