Almost exactly 24 hours ago, Mohammed Usman vs. Valter Walker was scratched off the UFC Rio card due to an injury to Usman.

A heavyweight fight at UFC Rio has been canceled following a positive testosterone test collected in September, according to ...

Masculinizing hormone therapy involves taking testosterone to induce masculine body characteristics, which may help better match your gender identity.

There are conflicting studies on how masturbation affects testosterone levels over time, but there is some reason to believe ...

Testosterone is the primary androgen — or male hormone — in your body. Low testosterone affects up to 39 percent ...

Semenya was the world's dominant middle-distance runner and was unbeaten in more than 30 races when she was barred in 2019.

She is not taking her appeal back to the Swiss supreme court, which was an option and what many presumed to be Semenya’s next ...

Normal Testosterone Levels in Men Testosterone is arguably one of the most essential hormones for supporting men’s health. It plays a role in supporting intimate, bone, … ...

How do we know which patients truly need this difficult treatment and which patients can safely skip it? The answer has arrived, delivered at the American Society for Radiation Oncology (ASTRO) 2025 ...

Testosterone replacement therapy was associated with lower prostate cancer but higher BPH risks among older men with hypogonadism.

This article was reviewed by Felix Gussone, MD. If you’ve been feeling a bit more couch potato than go-getter lately, ...

that are quick to blame low testosterone and suggest supplements as the answer. Experts like OB/GYN and hormone specialist Dr. George Arnold note that there can be a variety of underlying causes for ...