Although some studies have linked high levels of testosterone to immoral behavior, a new study published in Nature Human Behaviour finds testosterone supplements actually made people more sensitive to ...

Sheffield Hallam University provides funding as a member of The Conversation UK. Testosterone is the main sex hormone in men. It’s best known for its role in the development of male sexual ...

Hormones are complicated. Even though some "rock star" hormones become household words and seem to fit neatly in a box that explains human behavior, all too often the pop psychology reputation of a ...

Genetics play a role in low testosterone for some men, but underlying causes vary widely. Many genes influence testosterone ...