In most cases, a drug is first created to treat one disease. Later down the road, however, researchers may find that the drug can be used for other purposes - which is the case now with a certain diabetes drug.

As the brain ages, some mental skills may suffer. Staying physically active may be linked to keeping the brain healthy into old age.

Patients with HIV are tasked with taking a complicated regimen of drugs on a daily basis. But you think that staff at a hospital could keep everything straight, right?  Given the complexity of HIV medications, hospitals have issues too.

What do Legolas, Robin Hood, and Katniss Everdeen have in common? They all use a bow and arrow. With recent movies, books and the London games focusing on archery, kids are following this fad in record numbers.

There are several ways to measure kidney function. A couple of these measures were thought to increase as people grew older. Now it looks like signs of poor kidney function are not just part of the aging process.

While multiple sclerosis (MS) has some hereditary causes, it has also been linked to environmental factors. Recent studies suggest a link between low vitamin D levels and an increased risk of relapse.

Cancer radiation therapy is an incredibly intricate procedure that needs to be performed with utter precision for best results. Even the smallest changes can make a difference between success and failure.

Both smoking and being overweight can take a huge toll on your body. Combine the two together and you might be in store for serious health problems, particularly arthritis.

Hospitalized patients often have urinary catheters placed if they are unable to go to the bathroom on their own. But be wary of the care that is given to these catheters.  

Despite the push to get Americans moving, those who do exercise are still sitting too much.