This article was reviewed by Darragh O’Carroll, MD. Key Takeaways: Testosterone’s reputation for causing anger and aggression ...

Dr Louise Newson struggled with memory problems, fatigue, and losing things from the age of 35 - taking hormones changed ...

WASHINGTON — Too much testosterone can kill brain cells, researchers said Tuesday in a finding that may help explain why steroid abuse can cause behavior changes like aggressiveness and suicidal ...

Sara Moniuszko is a health and lifestyle reporter at CBSNews.com. Previously, she wrote for USA Today, where she was selected to help launch the newspaper's wellness vertical. She now covers breaking ...

A study published in the American Journal of Human Biology suggests that Western medical standards for male testosterone ...

What used to be a niche treatment for men with legitimate medical conditions has morphed into "youth and vigor" as a subscription. But there's a dark side.

That unexplained exhaustion or sudden change in your body might not be just stress or aging. Medical experts are seeing more men experiencing testosterone deficiency, often without realizing what’s ...