A recent Psychoneuroendocrinology journal study provides more evidence that male sexual behavior is driven, in part, by testosterone levels. These findings could help understand how hormones and ...

Testosterone is one of the few hormones that’s broken out of biology textbooks and into the popular consciousness. For years it has been a shorthand for all things stereotypically male—ever notice how ...

For many men trying to conceive, testosterone sounds like an obvious answer. It is often linked with strength, vitality, and male health, so the assumption is that higher levels must also support ...