Virus | featured news

Most people are immune to the H1N1 flu virus that caused last season's pandemic, health officials report Tuesday.

Iran s official news agency says a complex computer worm has affected the personal computers of staff at the country s first nuclear power plant weeks before the facility is to go online.

A common virus may be one of the causes of the obesity epidemic in American children. A study found obese kids were far more likely to have antibodies to a specific strain of adenovirus than normal weight children.

Provocative new research shows that treating people with the AIDS virus can provide a powerful bonus: It cuts the risk that they will infect others.

Flu experts convened Tuesday to assess whether the H1N1 pandemic has peaked, the World Health Organization (WHO) said.

Is the U.S. swine flu epidemic over? Federal health officials won't go so far as to say that, but on Friday they reported for ...

Scientists say they have solved a crucial puzzle about the AIDS virus after 20 years of research and that their findings could lead to better treatments for HIV.

It may sound counterintuitive, but loneliness can spread from person to person, researchers say.

The number of people worldwide infected with the virus that causes AIDS about 33 million has remained virtually unchanged for ...

A senior adviser to President Obama says the government will catch up to the demand for swine flu vaccine within a week.