The research is still new, but antidepressant medications may lower testosterone in some people. However, this side effect is treatable and usually mild. If you’re one of the millions of people who ...

Here’s when and why experts think testosterone should be prescribed to middle-aged women, and how it affects their lives. By Susan Dominus Testosterone use has recently exploded among middle-aged ...

If you’re taking finasteride — or the brand name versions Propecia or Proscar — you’re probably checking your hairline for changes. But there might be something else you’re worried about changing: ...

In the largest trial of its kind, scientists discovered that boosting testosterone did not affect men’s choices in trust, risk, or fairness games, undermining years of smaller, attention-grabbing ...