Articles on Testosterone

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Caster Semenya is legally female, was from birth raised as female and identifies as a female. Jon Connell on flickr

Ten ethical flaws in the Caster Semenya decision on intersex in sport

Athlete Caster Semenya will need to take hormone-lowering agents, or have surgery, if she wishes to continue her career in her chosen events. But the decision to ban her is flawed on many grounds.
South Africa’s Caster Semenya in the moments before the women’s 800-meter final during the Diamond League athletics event in Doha, Qatar on May 3. The world champion easily won the race, but her future remains in doubt. (AP Photo/Kamran Jebreili)

The demonization of Caster Semenya continues

The great South African runner Caster Semenya may have competed in her last 800-metre race. She has been demonized for more than a decade, like many other female athletes before her.
Testosterone is primarily made in the testes, and creates many of the characteristics we see in adult men. from www.shutterstock.com

You need more than just testes to make a penis

Disorders affecting penis development are among the most common birth defects seen in humans, and rates are on the rise.
There’s lots going on in the lives of four-year-old boys, including how to regulate their emotions. Let’s not blame their hormones. from www.shutterstock.com

Health Check: do boys really have a testosterone spurt at age four?

Some parents think their four-year-old boy's emotional outbursts and aggressive behaviour can be blamed on their hormones. Here's why that's a myth.
While this football player’s arms may look like they give him an onfield advantage, his fingers may actually be more predictive of his athletic ability. Ostill/Shutterstock.com

Finger size does matter… in sports

Athletic ability is often linked to size – of muscles and bones. New studies are suggesting, however, that the relative size of two fingers could be more predictive of ability.

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