Researchers at Mount Sinai School of Medicine have determined people who were vaccinated against the 2009 H1N1 influenza virus may also be protected against the lethal 1918 Spanish influenza virus, which killed more than 50 million people worldwide.

Direct Immunofluorescence Assay (DFA) testing for H1N1 influenza ("swine flu") is unreliable in ICU patients, according to a new study from Stanford University.

Vaccination of children vital in upcoming flu season, study author says.

A new study published in the April issue of Radiology suggests that chest x-rays may play an important role in the diagnosis and treatment of H1N1 influenza by predicting which patients are likely to become sicker.

SILVER SPRING, Md., Jan. 15 /PRNewswire-USNewswire/ -- FDA Commissioner Margaret A.