Testosterone is being hailed as the secret to better energy, mood, and sex drive. Here’s what experts say about when it actually does help—and when it doesn’t. Women naturally produce testosterone, a ...

Testosterone boosters are over-the-counter supplements that claim to raise levels of the hormone in the body and reduce symptoms of low testosterone. However, there is not enough evidence to confirm ...

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 ...