Djokovic, Norrie and Fruhvirtova were not prepared to blame the ever-changing types of tennis balls used year-round at the sport's highest levels, but they weren't necessarily ready to absolve that issue completely, either. He said when the ATP asks male players at the end of each season what they think can be improved about the sport, he always mentions the fluctuations among the fuzzy tennis balls. Ten brands of tennis balls — and 19 distinct types — were used across the WTA in 2023. "It does change week by week." One significant difference between tennis and some other sports is that surfaces change, prompting ball changes.

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Persons: Novak, Cam Norrie, Brenda Fruhvirtova, Norrie, Fruhvirtova, “, Milos Raonic, Taylor Fritz, didn’t, I’ve, ” Fritz, “ It’s, It’s, it’s, Katie Boulter, Carlos Alcaraz, Fritz, Alcaraz, Victoria Azarenka, ” Azarenka, AP Sports Writers John Pye, Andrew Dampf, ___ Organizations: Australian, Melbourne Park, WTA, ATP, ”, Wimbledon, NHL, Major League Baseball, FIFA, U.S ., U.S, Victoria, AP Sports Writers Locations: California, Melbourne, British, Australia, Turin, Italy