See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Testosterone doesn't make it harder for men to empathize, according to ...

A field study of the relationship between testosterone and natural selection in an American songbird, the dark-eyed junco, has defied some expectations and confirmed others. Scientists report that ...

Getting testosterone therapy without the right medical care is a growing problem. Here's how to know if you need TRT, and ...

In an aesthetic world, a shredded physique is often seen as the ultimate flex, a badge of honor and marker of dedication. However, it's crucial to be aware of the potential hormonal cost that many ...

Among prostate cancer patients under active surveillance, low testosterone levels were associated with a statistically significant increased risk of "extreme" progression to grade group 3 or higher ...

James Cameron, director of the new movie "Avatar: The Way of Water," recently said in an interview that “I always think of [testosterone] as a toxin that you have to slowly work out of your system.” ...

BLOOMINGTON, Ind. -- A field study of the relationship between testosterone and natural selection in an American songbird, the dark-eyed junco, has defied some expectations and confirmed others.