New IAAF testosterone rules could slow Caster Semenya by up to seven seconds Read moreHowever, Bermon said: “My feeling is also the public is not ready for this. In 2011 the IAAF introduced a testosterone limit and Semenya was not quite the same athlete. The IAAF believes it has done that following research from Bermon, who analysed blood samples from male and female athletes at the 2011 and 2013 world championships. Sebastian Coe, the president of the IAAF, said the new rules are solely about ensuring equal conditions for all athletes. The IAAF is already bracing itself for another challenge at Cas, although it believes it has a robust case.

Source: The Guardian April 26, 2018 14:48 UTC