Testosterone replacement therapy may improve body composition in men with low testosterone, according to research, but it isn’t a primary weight loss treatment.

You’ve probably heard rumors that testosterone makes men gain weight. The truth? It’s usually the opposite. Healthy testosterone levels actually help men maintain lean muscle, manage fat, and minimize ...

Annalisa (Nalis) Merelli is focused on boys’ and men’s health: She looks into reproductive health, trending treatments, screening approaches, mental health, and everything in between. Increased ...

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 ...