For men, the key hormone testosterone triggers the development of the male reproductive organs during fetal development, ...

Testosterone therapy is incredibly popular right now, but the science suggests a natural approach may be better for most guys ...

Google searches for testosterone just hit their highest levels ever, turning a once clinical topic into one of the internet’s ...

Zinc — a famously important part of the marketing for some daily vitamins, and a vitamin-level supplement that has been ...

Google searches for testosterone just hit their highest levels ever, turning a once clinical topic into one of the internet’s top health trends—and raising new questions about who's searching and ...

Google searches for testosterone just hit their highest levels ever, turning a once clinical topic into one of the internet’s top health trends—and raising new questions about who's searching and ...

Many men over 65 with low testosterone levels say their sense of well-being, not to mention sexual function, isn't what it used to be. That's why some doctors prescribe testosterone replacement.

For men who use testosterone-replacement therapy because of low levels of the hormone, the treatment does not appear to be associated with any “major” heart risks, according to a new study.

Testosterone can cause both aggressive and pro-social behaviors, such as generosity, according to a double-blind, randomized study of 40 men who participated in an Ultimatum Game.

Dehydroepiandrosterone (DHEA) and testosterone are widely promoted as antiaging supplements, but the long-term benefits, as compared with potential harm, are unknown. We performed a 2-year, placebo ...