Demand for the hormone is surging, and not just to treat libido. Here’s what we know about its benefits, and potential risks.

Increased cases of low testosterone is a growing health concern that could have links to diet and lifestyle changes.

Indeed, one study showed that increased physical activity was more beneficial than calorie restriction alone for increasing testosterone levels. Resistance training has also been shown to boost ...

It is normal for testosterone levels to decline as men age. For individuals, the low testosterone level presents no major problems. Due to their low testosterone levels, such individuals should ...

There are three morphs in ruffs that differ in their appearance and mating behavior. Males of the aggressive Independents ...

For some men, low testosterone levels can also result in a condition known as hypogonadism, which can have more serious effects on their health. Many men turn to synthetic testosterone replacement ...

Testosterone is one of the few hormones that’s broken out of biology textbooks and into the popular consciousness.

A ‘normal’ testosterone level typically ranges from 8-31 nmol ... This doesn’t always happen in practice, so be prepared to raise the question with your GP or consultant.

The treatment has become increasingly popular, especially among older men. Here is what to keep in mind if you are ...