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

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 ...

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

This article was reviewed by Lynn Marie Morski, MD, JD. Key Takeaways: Ozempic may help improve testosterone levels in people ...

Hey there! If you’ve ever wondered about the buzz surrounding testosterone boosters, you’re not alone. With claims of increased energy, improved muscle mass, and enhanced performance, these ...

Though testosterone often gets a bad rap because aggressive or misbehaving men are sometimes labeled as "testosterone fueled," the hormone actually isn't unique to one type of person or gender and ...

Q. You recently wrote that testosterone does not increase the risk for heart attacks. But you overlooked the real risk of ...

New U.S. dietary guidelines for the first time include advice for men on maintaining healthy testosterone levels.

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

What are normal testosterone levels by age? An older photographer mentors a younger one. Testosterone is an important hormone. It helps men develop during puberty, and as they age, it plays a critical ...