A lagging libido in males is commonly attributed to a decline in testosterone, leading many men to hit the gym or supplement their diet in the hopes extra testosterone will give them a boost. Yet in ...

Testosterone levels peak during male puberty and decline with age in both males and females. With low testosterone in males, ...

Modern life is waging a quiet war on male hormones; discover the overlooked environmental and lifestyle triggers that a top urologist says are fueling today's testosterone crisis.

That unexplained exhaustion or sudden change in your body might not be just stress or aging. Medical experts are seeing more men experiencing testosterone deficiency, often without realizing what’s ...

For more than 80 years, men have been told that testosterone fuels prostate cancer. But a more nuanced picture has emerged ...

For many guys, having low energy isn’t simply a result of a rough night of sleep or a demanding workweek—it might be low testosterone levels at play. Testosterone is an androgen (or male hormone) that ...

Q. I would like to know more about the use of testosterone replacement in men. My understanding is that a recent large-scale ...

Testosterone is often associated with literal masculinity. However, beyond topics like potency and muscle building, this sex hormone is crucial for healthy bodily functions and the entire organism.

As a man, maintaining normal levels of testosterone is critical not just for your health, but also for your quality of life and well-being. Testosterone is more than just the hormone that puts hair on ...

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She went on testosterone to help with her menopausal symptoms. The effects had unexpected consequences for their marriage.