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 ...

Men's testosterone levels remain pretty steady until age 70. After that, production of the male sex hormone starts to decline, new research indicates. This begs the question: Is testosterone loss ...

If you’ve been feeling a little low in more than one aspect of life, you’re not alone, and chances are you’re not going crazy, either. You may be experiencing the symptoms of low testosterone.

Hormonal health in men rarely becomes dinner-table conversation. Across countries, researchers are observing a gradual decline in average testosterone.

Getting a high testosterone reading offers bragging rights for some men of a certain age, and may explain in part the appeal of testosterone supplements. But once you are within a normal range, does ...

Popular weight loss medications like Ozempic can help reverse low testosterone levels in men with obesity or Type 2 diabetes, according to new research. Building on previous studies that show weight ...

Many men believe that feeling tired, gaining weight, losing motivation, and struggling with libido is just part of getting older. It’s not.

New York Post may receive revenue from affiliate and advertising partnerships for sharing this content and/or when you make a purchase. RJK Jr. has explored a few controversial ideas, particularly in ...