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 ...

Normal testosterone levels in men might be protective against severe COVID-19, a retrospective cohort study suggested. Among 723 men with a mean age of 55, those who had hypogonadism had a higher risk ...

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 ...

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

Certain healthy foods and supplements may negatively impact testosterone levels when consumed in excess, according to experts ...

Men with low testosterone who develop COVID-19 are at elevated risk of becoming seriously ill and ending up in the hospital, according to a study by researchers at Washington University School of ...

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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 ...

Testosterone is an important hormone. It helps men develop during puberty, and as they age, it plays a critical role in helping control fat levels, cholesterol, and glucose levels. Testosterone ...