Trans women retain 12% edge in tests two years after transitioning, study finds
over 4 years in The guardian
IOC adjustment period for trans women may be too short
Running times better as testosterone levels remain higher
A groundbreaking new study on transgender athletes has found trans women retain a 12% advantage in running tests even after taking hormones for two years to suppress their testosterone. The results, researchers suggest, indicate the current International Olympic Committee guidelines may give trans women an “unfair competitive advantage” over biological women.
World Rugby recently became the first sports federation to ban trans women from women’s rugby, citing “significant” safety risks and fairness concerns. But most sports still follow IOC guidelines from 2015, which permit trans women to play against biological women providing their testosterone remains below 10 nanomoles per litre – a figure higher than average biological female levels, which range from 0.12 to 1.79nmol/L. Continue reading...
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