Episode 1: The Choice

Would you alter your body for the chance to compete for a gold medal? That’s the question facing a small group of elite athletes right now. Last year, track and field authorities announced new regulations that mean some athletes can’t compete in the female category unless they lower their body’s naturally occurring testosterone levels. In this episode you’ll meet one of those runners, Christine Mboma, a reigning Olympic silver medalist, and hear about the difficult choice she faces.

For early access to Tested episodes and to listen ad-free, subscribe to CBC's Stories channel here.