Countries are close to a deal to speed up their response to the next flu pandemic by sharing virus samples in return for access to affordable vaccines, diplomats at the World Health Organization said on Tuesday. Full story
Grade-school boys are three times more likely to spread flu to classmates of the same sex than the opposite sex, found a new study on how the flu is transmitted. Full story
Doctors hope to treat this year's severe flu epidemic in Hong Kong by harvesting antibodies from patients who have recovered, medical experts said on Tuesday. Full story
Doctors at the University of Utah notice seizures and behavioral changes in children infected by H1N1. KSL's Ed Yeates reports.
A boy is vaccinated during a day of the vaccination campaign against Influenza A H1N1 Virus in Ciudad Juarez, Mexico, on March 28, 2011. A new outbreak of H1N1 in northern Mexico, which left four dead in the past week, originated in the southern United States, the Chihuahua state governor said Mond