HELSINKI/LONDON (Reuters) - GlaxoSmithKline Plc's H1N1 pandemic flu shot may put adults at higher risk of developing narcolepsy, not only children as previous studies found, Finland's National Institute for Health and Welfare said on Thursday. Full story
LONDON (Reuters) - Children in Britain who were vaccinated with a GlaxoSmithKline shot against H1N1 swine flu had a significantly increased risk of developing the rare sleep disorder narcolepsy, according to results of a scientific study. Full story
British and Chinese scientists have found a genetic variant which explains why Chinese populations may be more vulnerable to the H1N1 virus, commonly known as swine flu. Full story
A new strain of swine flu has been found among people who recently attended county fairs. NBC's Erika Edwards reports.
File photo of Professor Angus Nicoll answering questions concerning swine flu at a news conference at the European Center for Disease Control in Stockholm April 29, 2009. REUTERS/SCANPIX/Jonas Ekstromer
A nurse prepares a dose of H1N1 flu vaccine at Prince Hamzeh hospital in Amman in this November 17, 2009 file photo. REUTERS/Ali Jarekji/Files
A young child is vaccinated against the H1N1 virus in Schiedam November 23, 2009. Vaccination programmes against H1N1 have started in many European countries in recent weeks to try to halt the spread of the virus, which is commonly known as swine flu and was declared a pandemic by the World Health