Historically, testosterone has been associated with masculinity. Someone having high levels of testosterone was shorthand for perceived higher levels of aggression, strength, and libido. However, ...

This article was reviewed by Kelly Brown, MD. Whether you played a sport in high school, college or even at the professional ...

Add Yahoo as a preferred source to see more of our stories on Google. Testosterone may be a key indicator of men's heart health and longevity, new research suggests.andreswd/Getty Images A study of 24 ...

Testosterone is often reduced to one thing, sexual health. But that’s only a part of the picture. This hormone plays a role ...

This article was reviewed by Darragh O’Carroll, MD. Key Takeaways: Spoiler alert: You can stop TRT — but the way you do so ...

As we age, the amount and distribution of fat in our bodies changes. Most fat is subcutaneous—meaning it is stored just under ...

As a man, maintaining normal levels of testosterone is critical not just for your health, but also for your quality of life and well-being. Testosterone is more than just the hormone that puts hair on ...

As the national election draws near, observers have commented on every aspect of the candidates' appearance, including raising questions regarding their testosterone (T) levels. One of the more ...

This transcript was prepared by a transcription service. This version may not be in its final form and may be updated. Ryan Knutson: Like a lot of men, my colleague Rolfe Winkler and I get bombarded ...

This article was reviewed by Darragh O’Carroll, MD. Testosterone’s reputation for causing anger and aggression is overstated — the science shows a more complex story. High, non-medical doses of ...