Androgen

Testosterone levels can predict and treat diseases. But how do you determine your ‘right level’?
Establishing a universal "normal" range for testosterone depends on factors such as age, location and wealth ...

Viewpoint: What defines a female athlete? Law professor, former runner’s case for why Caster Semenya’s testosterone levels critical in determining if she should compete with women
The Court of Arbitration for Sport ruled that intersex athletes must reduce their testosterone to within accepted female levels ...