Olympic runner loses fight over testosterone rules
By A Mystery Man Writer
Description
The sports world's highest court ruled female runners with unusually high testosterone must take medication to reduce their levels of the male sex hormone if they want to compete in certain event.
![Olympic runner loses fight over testosterone rules](https://media.npr.org/assets/img/2021/07/28/gettyimages-1206922444_vert-84bf5f705ad5bcebb93c3a85ff105a956debd0de.jpg)
Olympic Runner Caster Semenya Wants To Compete, Not Defend Her
![Olympic runner loses fight over testosterone rules](https://queerty-prodweb.s3.amazonaws.com/2019/05/caster-semenya-670x447.jpg)
Olympic gold medalist Caster Semenya will fight new rule hurting
![Olympic runner loses fight over testosterone rules](https://d3i6fh83elv35t.cloudfront.net/static/2019/05/2018-11-03T170041Z_1042557738_RC1FD390CB00_RTRMADP_3_PENNSYLVANIA-SHOOTING-768x512.jpg)
World - Page 1474
![Olympic runner loses fight over testosterone rules](https://d3i6fh83elv35t.cloudfront.net/static/2019/07/2019-07-02T195133Z_790367753_NOCID_RTRMADP_3_SOCCER-WOMENS-WORLD-CUP-ENGLAND-VS-USA-1024x713.jpg)
USA heads to World Cup championship with 2-1 win over England
![Olympic runner loses fight over testosterone rules](https://static01.nyt.com/images/2014/10/07/sports/07macur1/07macur1-videoSixteenByNine3000.jpg?year=2014&h=1687&w=3000&s=220d2d791dab97aa1c12afc2fe65661211b3396f8955af96026679e524e8aa2d&k=ZQJBKqZ0VN&tw=1)
Sprinter Dutee Chand Challenges Ban Over Her Testosterone Level
![Olympic runner loses fight over testosterone rules](https://newsradio.akamaized.net/images/593482582001/201905/3445/593482582001_6031985440001_6031983826001-vs.jpg?pubId=593482582001)
Olympian Caster Semenya loses appeal on testosterone rules
![Olympic runner loses fight over testosterone rules](https://static.scientificamerican.com/sciam/cache/file/FCFE2695-4060-48D1-85E067F5C7AC0E1F_source.jpg)
Hormone Levels Are Being Used to Discriminate against Female
![Olympic runner loses fight over testosterone rules](https://i2-prod.mirror.co.uk/incoming/article14978126.ece/ALTERNATES/s1200/0_MAIN-Caster-Semenya.jpg)
The Factual - Caster Semenya - Caster Semenya ruling uses an unscientific definition of who is female, critics say
![Olympic runner loses fight over testosterone rules](https://ichef.bbci.co.uk/onesport/cps/624/cpsprodpb/2FAD/production/_106750221_semenyatwogetty.jpg)
The Factual - Caster Semenya - Caster Semenya ruling uses an unscientific definition of who is female, critics say
![Olympic runner loses fight over testosterone rules](https://static.foxnews.com/foxnews.com/content/uploads/2019/05/ContentBroker_contentid-122d048203ab4e1d9292d7865f346d79.jpeg)
The Factual - Caster Semenya - Caster Semenya ruling uses an unscientific definition of who is female, critics say
Olympic runner Semenya loses fight over testosterone rules - The
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