For men who decide to see their doctor for sexual issues, it may be a good idea to get the heart checked out at the same time. 

In men with type 2 diabetes, testosterone levels are likely to be low. Increasing the male hormone may help patients control the disease by decreasing their insulin resistance.

Low testosterone can affect a man's life in many ways, from reduced sex drive to lack of energy. Now it seems low levels of this hormone may be related to joint disease.

Statins are effective and popular cholesterol-lowering medications. But they also have some possible side effects, including memory loss and high blood sugar. Now lower testosterone may join the list.

An estimated 43 million Americans use pain medicine on a daily basis. Men taking daily doses of pain medicine may experience an unwanted side effect: low testosterone. 

Metabolic syndrome refers to a group of symptoms that may be related to obesity centered around the hormone-sensitive area of the belly.

If you are a man with diabetes, you are twice as likely as other men to suffer from low testosterone. But does it work the other way around? Can low testosterone boost your risk for diabetes?

Earlier research has shown that obesity and low testosterone levels are linked, but could managing testosterone provide a quick fix for obesity?

Erectile dysfunction (ED) can be a side effect of certain medications. New research links the number of medications taken to the severity of ED symptoms.

If boys will be boys, that's generally because of the testosterone coursing through their bodies, but how much of this testosterone results from the environment and how much is genetic?