Favourable genetics not testosterone giving Caster Semenya turbo – UK study

Controversy has dogged Caster Semenya, double Olympic gold medal winner in the 800 metres in 2012 and 2016, for most of her career.

Controversy has dogged Caster Semenya, double Olympic gold medal winner in the 800 metres in 2012 and 2016, for most of her career.

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