Clinical depression is a very serious problem for millions of people. Not only a challenge to manage in itself, medically serious levels of sadness are associated with other disorders.

Children with HIV can live longer lives than ever with the range of anti-retroviral drugs available. But the drugs only work if they take them regularly and on time.

One key to preventing the spread of any infectious disease is teaching people how to avoid giving it to others. But when it comes to HIV, there is often confusion about this.

Timothy Brown's story was a spark of tremendous hope: He had been diagnosed with HIV and then 'cured.' Doctors and scientists believed that the virus disappeared from his body completely.

As if low-income, HIV-positive, pregnant women don't have enough on their plates, many also have to contend with depression - though it's possible not enough doctors are noticing.

If you have HIV, one of the most dangerous risks is becoming infected with another chronic disease at the same time. Hepatitis B is one of HIV's most common infectious partners.

In the 1980s , people with HIV weren't allowed to enter intensive care units because they were too close to death. But now, more and more HIV patients are coming out of the ICU alive.

The first pill approved by the FDA for preventing HIV in healthy patients doesn't come without concern. Experts worry that the drug does more harm than good.

HIV can be transmitted from mother to her child through nursing. But a surprising ingredient in an HIV-positive mother's milk may protect her baby against infection.

Taking an HIV test is the first step to protecting yourself and others from the life-threatening virus. Soon, you might be able to learn your status in the comfort of your own home.