Testosterone is the primary androgen — or male hormone — in your body. Low testosterone affects up to 39 percent of adult men in the US over the age of 45, and becomes increasingly prevalent as men ...

In a T-rrible slump? As the primary male sex hormone, testosterone is essential for maintaining libido, erectile function, ...

This article was reviewed by Felix Gussone, MD. Low Testosterone and Joint Pain: What’s the Connection? Your knees, ankles, hips, and shoulders ache, and you don’t know why. Joint pain can have many ...

Researchers are unlocking the mysteries of how low testosterone is related to men's overall health. Along the way, they're uncovering connections between low testosterone and other health conditions.

You don’t have to look far to find a new testosterone clinic, or T clinic, popping up. While many of these jump right into replacement therapy, they often don't uncover why testosterone is low, a ...

Genetics play a role in low testosterone for some men, but underlying causes vary widely. Many genes influence testosterone production and sensitivity to testosterone. Genetics are responsible for ...

Testosterone is often reduced to one thing, sexual health. But that’s only a part of the picture. This hormone plays a role in muscle strength, bone density, mood, memory, and even how the body stores ...

Testosterone is the primary androgen — or male hormone — in your body. Low testosterone affects up to 39 percent of adult men in the US over the age of 45, and becomes increasingly prevalent as men ...

Certain health conditions can make it difficult for some men to have normal levels of testosterone. Low testosterone levels, also known as hypogonadism, can affect a person’s life, can cause different ...

Low testosterone in itself can cause a variety of health problems, but the addition of a poor diet can exacerbate certain ...

Why insurance requires an 8 a.m. testosterone test and what causes hand numbness and locking fingers.

Add Yahoo as a preferred source to see more of our stories on Google. Testosterone may be a key indicator of men's heart health and longevity, new research suggests.andreswd/Getty Images A study of 24 ...