Total testosterone measures the full amount of the hormone in your blood, while free testosterone represents the small, ...

Low testosterone is common, especially as men age. It's nothing to be ashamed of, and treatment options are available. Trouble getting things up? Reduced libido, erectile dysfunction, or difficulty ...

Whenever one experiences growth hormones, peptide hormones, thyroid hormones, stress hormones or sex hormones, the body's chemical messengers play a key role in many essential bodily functions and ...