This article was reviewed by Peter J. Stahl, MD. The medical term for testosterone deficiency that causes symptoms is male hypogonadism. Testosterone is one of the most important hormones for men. If ...

Various symptoms are typical of severe testosterone deficiency in young men; in aging men, however, these symptoms are nonspecific and overlap with symptoms of other prevalent disorders. A new study ...

Trend. The advancing median age, increased life expectancy, and rising prevalences of obesity and type II diabetes mellitus (DM2) in western industrialized societies may result in increasing numbers ...

Reviewed by Clifton Jackness, MD, attending physician in Endocrinology, Diabetes, and Metabolism at Lenox Hill Hospital and The Mount Sinai Medical Center in New York City Serum testosterone levels ...

Functional hypothalamic amenorrhea is a reversible form of gonadotropin-releasing hormone (GnRH) deficiency commonly triggered by stressors such as excessive exercise, nutritional deficits, or ...