Weight Classes in Professional Boxing
Professional boxing has 17 recognized weight classes set by major sanctioning bodies like the WBC, WBA, IBF, and WBO. These classes are designed to ensure fair competition between fighters of similar size. The lightest class is strawweight at 105 pounds or less, while the heaviest is heavyweight for fighters over 200 pounds. Between these extremes are classes like flyweight, bantamweight, featherweight, lightweight, welterweight, middleweight, and light heavyweight, each with specific weight limits.
Basic Rules of Professional Boxing
Professional boxing matches are controlled by a referee inside a square ring with ropes. Fighters wear padded gloves and protective headgear in amateur bouts, though headgear is optional in some professional matches. Punches must be thrown with the knuckle part of the glove and must land on the front or side of the head or body above the belt. Hitting below the belt, on the back, or behind the head is illegal and results in penalties or point deductions.
Match Duration and Round Structure
Professional boxing matches are divided into rounds, with each round lasting 3 minutes followed by a 1-minute rest period. Championship title fights typically consist of 12 rounds, while non-title fights may have 4, 6, 8, or 10 rounds depending on the fighters' experience and the event. If a fighter is knocked down, the referee counts to 10, and if the fighter cannot get up by the count of 10, the match ends with a knockout.
Scoring and Judging
Professional boxing matches are scored using the 10-point must system, meaning the winner of each round receives 10 points while the loser receives 9 or fewer points. Three judges score the fight independently by watching the action and awarding points based on effective punching, ring control, defense, and aggression. After all rounds are completed, the judges' scorecards are added up and the fighter with the most total points wins the bout. If all three judges score the fight as a tie, it is called a majority draw or unanimous draw.
Ways a Match Can End
A professional boxing match can end in several ways: by knockout when a fighter is knocked down and cannot continue by the count of 10, by technical knockout when the referee stops the fight because one fighter cannot continue safely, by decision when all rounds are completed and judges determine a winner, or by disqualification when a fighter violates rules. A match can also end in a draw if the judges score it as a tie. 
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