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

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

As a urologist specializing in men’s sexual health, I am asked all kinds of questions about testosterone levels—who needs to have them checked, when to check, and how often—including questions about ...

Eli's Hormometer is an innovative kit and app system for checking hormone levels at home. While not intended as a clinical or ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Welcome to Testosterone HQ—Men's Health's guide to the exciting, complicated, and revolutionary world of ...

Testosterone boosters include medications and supplements designed to increase testosterone levels in the body. While low testosterone can trigger a range of symptoms, increasing this hormone comes ...

Testosterone is the primary sex hormone in males but also has important functions in females. Natural testosterone supplements and boosters include vitamin D, fenugreek, or ashwagandha. A person with ...

Advertisements for treatments for “low T,” or low testosterone levels in middle-aged and older men, have led to spikes in demand. But the safety and legitimacy of those testosterone therapies hasn’t ...

Regular readers of my column know that I have been very bullish on intermittent fasting, and I regularly receive notes from others who have tried intermittent fasting and benefited greatly. Here is a ...