Dietitians have long promoted the health benefits of a diet rich in fish, vegetables, non-refined cereals, olive oil and even some red wine. A Mediterranean-based diet, while nutritionally healthy, may also ease problems of sleep apnea.

Bright light is often credited for arousing us and keeping us awake.  It is even known to have an antidepressant effect. But if light is responsible for arousing us, is darkness to blame for make us sleepy? 

Last year, there was fanfare in the HIV/AIDS community when scientists created a vaginal gel to prevent HIV infection. Now, a group of researchers is making headway with a rectal gel.

In the not too distant future, sophisticated genetic screening may be done on a routine basis in a hospital lab. And this means cancer patients increasingly will be treated with therapies that target their specific genetic needs.

As things get smaller, like cell phones, it seems to be they just keep getting more powerful. The same can be said of medicine as super-small particles are delivering powerful tools to battle melanoma.

A class of drugs is now under suspicion of causing cancer in children, adolescents and young adults under the age of 30. These are called Tumor Necrosis Factor (TNF) blockers, and the U.S. Food and Drug Administration (FDA) recently released an update regarding its ongoing safety review of these drugs.

Light therapy, classically referred to as heliotherapy, has been used for years to treat seasonal affective disorder. Originally it was believed that the eyes were the only source of photosensitivity.

People with HIV/AIDS are living longer lives now, but they still have compromised immune systems. Patients and their doctors need to be wary of secondary infections.

While they are readily available in this country, women in other parts of the world don't have access to cervical cancer screenings - pap smears. A new, simpler test is being studied to overcome these barriers.