Why insurance requires an 8 a.m. testosterone test and what causes hand numbness and locking fingers.

My insurance company won’t let me receive my testosterone injection unless I have a low testosterone level at 8 a.m. Does this make any sense? — T.B. Answer: Although I am never fond of insurance ...

Here are 10 animals that have some of the highest levels of testosterone and the impact it has on their behavior and ...

Androgens like testosterone are male hormones that help regulate sex characteristics in the body. Everyone has androgens, but those born with male sex traits typically have higher levels. Here’s what ...

Results challenge view that high testosterone fuels prostate cancer growth ...

A laboratory abnormality during the evaluation of erectile dysfunction in a young man leads clinicians to identify ...

A new study explores how decreased testosterone and high fructose intake may interact to influence the development of fatty ...

Rugiet offers personalized, clinician‑led testosterone and hormone treatments for men, including enclomiphene and TRT. Here’s ...

Low testosterone may worsen the liver-damaging effects of high-fructose diets by altering gut microbes and metabolism, a new study in mice suggests.