When it comes to improving health in people with pre-diabetes, fitness may matter more than fatness. In fact, a heavy person who is fit may have just as good a chance of survival as a normal weight person who is fit.

Psychiatric medication may be unnecessarily prescribed. How do you know when a treatment option is right for you?

HIV/AIDS has affected millions of people around the world for the past few decades. And now it's in steady decline.

Women's quality of life can be heavily impacted by uterine issues. And African-American women could be especially affected.

Cases of West Nile virus have been steadily developing across the country this year, continuing even as fall approaches. This mosquito-spread disease has now caused infections in nearly every US state during 2013.

Cancer is generally a disease of an aging population. Cancer risks typically start to increase around the age of 50. But recent trends signal an alarming jump in a certain type of cancer among people under the age of 45.

Loud, ongoing snoring may not only be annoying; it also could be a sign of sleep apnea. In diabetes patients, the condition may lead to many health problems, including complete kidney failure.

When cancer spreads to the brain, radiation therapy is the treatment of choice. The whole brain is treated with radiation. And while this treatment prolongs life, mental function is affected. A new study looked at a technique that may save memories.

There has been talk for years that certain "brain foods" might help fend off dementia. Nuts and fatty fish containing omega-3 fatty acids are two of these supposed "brain foods."