Everyone produces testosterone, regardless of sex. Not only is it a pivotal hormone in development (particularly for males) and for masculine characteristics, it's also essential for muscle growth, ...

What Is Low Testosterone (Testosterone Deficiency)? 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 ...

No amount of sleep is enough. Sex is much less interesting than it used to be. You wonder if you have depression. At work, you aren’t as sharp as you used to be, and struggle to focus throughout the ...

It was only when Rob’s relationship had deteriorated to the brink of collapse that he finally went to his GP. “Life was just not going well for me, I was badly underperforming at work, going to the ...

Genetics play a role in low testosterone for some men, but underlying causes vary widely. Many genes influence testosterone ...

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 ...

What Is Low Testosterone in Women? If your body doesn't get enough of a hormone called testosterone, you may have low levels. Testosterone can contribute to a lower sex drive. But how low testosterone ...

Since middle age, many individuals experience a decline in sexual desire, which often correlates with a decrease in their overall zest for life, hopes, and dreams. The enthusiasm for travel, adventure ...

Testosterone levels peak during male puberty and decline with age in both males and females. With low testosterone in males, you can have a decreased sex drive, trouble with erections, and low sperm ...