How Marta Kostyuk’s ‘testosterone advantage’ claims against Sabalenka and Swiatek sparked outrage

Tennis Controversy: Marta Kostyuk's Claims Spark Outrage

A controversy has emerged in the tennis world after Marta Kostyuk claimed that Aryna Sabalenka and Iga Swiatek have an advantage due to higher testosterone levels.

Ukrainian tennis player Marta Kostyuk sparked the controversy, stating that Sabalenka and Swiatek have an edge over their opponents because of their "higher level of testosterone," making others work harder to win points against them.

Marta Kostyuk has a 0-4 record against Sabalenka and a 0-3 record against Swiatek, with her career best being a quarter-final appearance at the Australian Open in 2024.

"higher level of testosterone"

Kostyuk was recently asked about playing against Sabalenka and Swiatek, and their domination in the sport.

Author's summary: Controversy in tennis over testosterone claims.

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Firstpost Firstpost — 2025-10-24

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