This article was reviewed by Felix Gussone, MD. If you’ve been feeling a bit more couch potato than go-getter lately, dragging through the day, snapping at people for no reason, or wondering where ...

So, for instance, having a testosterone level lower than 300 on one occasion isn’t enough to diagnose low T. A more accurate way to determine if your testosterone levels are notably low is to look for ...

Getting a high testosterone reading offers bragging rights for some men of a certain age, and may explain in part the appeal of testosterone supplements. But once you are within a normal range, does ...

What are normal testosterone levels by age? An older photographer mentors a younger one. Testosterone is an important hormone. It helps men develop during puberty, and as they age, it plays a critical ...

In a T-rrible slump? As the primary male sex hormone, testosterone is essential for maintaining libido, erectile function, ...

Fueled by the manosphere, men are boosting their testosterone levels through natural and synthetic means, with some ...

Researchers have found a link between low testosterone levels and aggressive tumors, which could change how prostate cancer ...

Read more about how low testosterone levels are linked to ‘extreme’ disease progression in patients with prostate cancer ...

Low testosterone levels may increase the risk of higher-grade “extreme” progression of prostate cancer among men enrolled in active surveillance (AS), acc ...

Low testosterone may raise the risk of aggressive prostate cancer progression in men under monitoring, a study finds.