This article was reviewed by Darragh O’Carroll, MD. PSA and Testosterone: Are They Linked? Prostate-specific antigen (PSA) is ...

Testosterone. Even the word alone sounds manly. For men, testosterone is important for drive, fertility, heart health, bone health, energy and mood — to name just a few benefits. When you have low ...

Testosterone, a sex hormone produced by both males and females, is often associated with libido and muscle mass. This universal hormone is also responsible for much more, like sleep, bone health and ...

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 ...

The drugs have soared in popularity, with some men taking them for unapproved uses like anti-aging or increasing muscle mass.