Five sets in a tennis match can last an average of up to 5 hours. This also depends on the scores of the games of each set. The longest game in the history of tennis was at Wimbledon 2010, in which the American tennis player John Isner faced the Frenchman, Nicolás Mahut. The final score was: 6-4, 3-6, 6-7 (7-9), 7-6 (7-3), 70-68.
Play is continuous from the time a match starts until it ends. The maximum allowable times for breaks are as follows. Between points: 20 seconds. On changeovers (odd games): 90 seconds. At the end of each set: 120 seconds. There is no break after the 1st game of any set. Drinks should be taken on odd games only.
With an average three-set tennis match lasting 90 minutes, tennis players are some of the fittest athletes in the world, and American John Isner and Frenchman Nicolas Mahut put on an exhibition of fitness, grit, and endurance at the 2010 Wimbledon.
The most successful tennis players are able to win break points, but also prevent opponents from breaking their service game by keeping their cool and serving with confidence. As a beginner, the best thing you can do is to maintain composure and avoid rushing when faced with a break point.
The match lasted in total 11 hours and five minutes, with the fifth set alone lasting eight hours, 11 minutes. Whoever wins by a margin of two wins the set, but this could take a very long time to finish. Nevertheless, even tie-break sets can last a long time.
A tennis tie-breaker is played when the game score in a set is 6-6. At this point, players will engage in a 7-point tie-break to decide the set. This means the first player to reach 7 points wins the tie-breaker. If the score in the tie-breaker reaches 6-6, then a player must win by 2 points to capture the tie-break.
The tennis term ‘break point’ is announced when the receiving competitor is ahead by one to three points and only needs one point to win the game and ‘break’ the server’s serve. For instance, if a receiving competitor’s score is… 30-40, the receiver only has to score one point to win the game. The receiver has a ‘break point’. This indicates that the receiver has one chance to break the server’s serve to close out and win the game.
A double break point or two break points arises at 15–40; a triple break point or three break points arises at 0–40.  Break : To win a game as the receiving player or team, thereby breaking serve.