Caster Semenya is taking World Athletics to the European Court of Human Rights after it said she could only compete in the Olympics if she drugged herself.
The 800-meters Olympic champion has the intersex condition hyperandrogenism, which causes higher testosterone levels. In particular she has both X and Y chromosomes, as do most men, while women typically only have X chromosomes.
Under rules from World Athletics, athletes with ‘differences of sexual development’ (DSD) can’t compete on distances of 400m and a mile without taking drugs to reduce their testosterone levels.
Semenya has previously said: ‘I refuse to let World Athletics drug me or stop me from being who I am.’ She has taken her case through the Swiss courts but been unable to