A study published in the American Journal of Human Biology suggests that Western medical standards for male testosterone ...

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

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 ...

This article was reviewed by Darragh O’Carroll, MD. Key Takeaways: Testosterone’s reputation for causing anger and aggression ...

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 ...

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 ...

NEW YORK (Reuters Health) - A new oral testosterone undecanoate formulation can restore testosterone concentrations to normal in hypogonadal men, researchers report. "Effective as other testosterone ...

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 ...

Regular readers of my column know that I have been very bullish on intermittent fasting, and I regularly receive notes from others who have tried intermittent fasting and benefited greatly. Here is a ...