Advances in drug therapy for HIV are allowing HIV patients to live fuller and longer lives. It's possible that the average life expectancy of an HIV-positive person with treatment is approaching the life expectancy of uninfected people.

Before their operations, cardiac surgery patients likely focus on the heart issue at hand. But postoperative infections can cause problems later. Antibiotics might prevent these infections.

With flu season in full swing, the seasonal influenza might be on a lot of people's minds. One strain of swine flu is causing infections in some parts of the country.

Unless there is an outbreak of bacteria, the food you purchase should be safe — right? Perhaps not, according to the group behind a new study of raw chicken.

Flu season is in full swing, and researchers across the country are keeping tabs on the virus' spread.

A new national scorecard has rated how the country is doing in terms of fighting infectious disease, and it seems that some states have been outshining others.

US residents might be familiar with West Nile, and perhaps even dengue, but now a new mosquito-borne illness is showing up closer to US shores.

Structural heart disease is very common in HIV patients. It's possible that the conditions are directly related.

A universal flu vaccine to protect against all strains of the flu doesn't exist yet. But a new one does appear to protect against four flu strains at once.

Human cases of bird flu are no longer unheard of, but the latest case is especially catching the attention of global health officials — it's the first infection with a new strain.