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

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

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.

Understanding Testosterone Replacement Therapy and Its Alternatives Clearwater, United States – January 5, 2026 / 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 ...

Know how zinc can boost testosterone levels and increase men's energy through natural food sources and supplements.

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 ...

Testosterone is a hormone which can influence sexual appearance and development, and stimulate testosterone production and sex drive, as well as help to build bones and muscle mass. It is usually ...

Young adult male sitting on a bed with both hands holding his head seemingly having a headache. As men get older, declining testosterone levels are as inevitable as death and taxes. Around the age of ...