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

HORMONE EXPERTS AGREE on a few things: Low T can cause symptoms including ED, low libido, and exhaustion. (Low T is often defined as anything under 300 nanongrams per deciliter (ng/dL). They say that ...

Welcome to Testosterone HQ—Men's Health's guide to the exciting, complicated, and revolutionary world of testosterone. For everything you need to know about T, click here. HORMONE EXPERTS AGREE on a ...

For those who need it—men who have low levels of testosterone with symptoms such as low energy, a low libido, and depression, ...

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 ...

Testosterone therapy is on the rise as men seek more energy and vitality, revealing shifting views on aging and modern ...

What used to be a niche treatment for men with legitimate medical conditions has morphed into "youth and vigor" as a ...