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

Testosterone is the quintessential male hormone (androgen), and it’s a busy one, helping to regulate intimate function, muscle mass, red blood cell count, mood, and more. But not all testosterone in ...

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 ...

Starting around age 40, many men notice the first physical changes that may be related to their hormone levels: Energy wanes ...

However, testosterone levels peaked after 7 days of abstinence. Another study from 2003 measured hormone levels, including testosterone, during a masturbation-induced orgasm both before and after 3 ...

Can an $8 test really give you an accurate reading of your hormone levels? That’s the idea behind Eli Health’s Hormometer, which is an at-home saliva-based hormone test. Up until now you’ve only been ...