As men age, their testosterone levels decrease, but prior studies of the effects of administering testosterone to older men have been inconclusive. Now, research shows that testosterone treatment for ...

Testosterone is a naturally occurring steroid hormone. Despite its status as a steroid, prescription testosterone replacement ...

Understanding Testosterone Replacement Therapy and Its Alternatives Clearwater, United States – January 5, 2026 / The ...

Higher testosterone levels during adolescence are associated with increased involvement of the brain's anterior prefrontal cortex (aPFC) in emotion control, but the opposite effect occurs during ...

(HealthDay News) — Testosterone treatment may offer moderate benefit in improving sexual function in older men, but further research is needed to establish possible risks, according to research ...

NEW YORK (Reuters Health) - Healthy older men who given large doses of testosterone show increases in muscle mass and power, but no improvement in physical function, a new study shows. This was likely ...

What used to be a niche treatment for men with legitimate medical conditions has morphed into "youth and vigor" as a ...

Androgens like testosterone are male hormones that help regulate sex characteristics in the body. Everyone has androgens, but those born with male sex traits typically have higher levels. Here’s what ...

For more than 80 years, men have been told that testosterone helps prostate cancer grow. But a very different picture has emerged over the past two decades.