Annalisa (Nalis) Merelli is a contributing writer at STAT focused on boys’ and men’s health. The first thing Abraham Morgentaler learned about testosterone is that it’s a brain hormone. It was in a ...

Technically, yes, testosterone is a steroid hormone. But it’s not the kind of steroid that gets high-performing athletes stripped of their titles. Rather, testosterone replacement therapy (TRT) is a ...

For more than 80 years, men have been told that testosterone helps prostate cancer grow. But a very different picture has emerged over the past two decades. Subscribe to our newsletter for the latest ...

This article was reviewed by Darragh O’Carroll, MD. There’s a commonly held stereotype that men with high testosterone levels are aggressive beefcakes who are prone to “roid rage,” ready to throw a ...

This article was reviewed by Felix Gussone, MD. Testosterone does more than drive puberty. It influences drive, mood, motivation, and aspects of overall energy. Produced mainly in the testes, this ...

For more than 80 years, men have been told that testosterone helps prostate cancer grow. But a very different picture has emerged over the past two decades. The prostate is a small gland that sits ...