Nearly a decade on from the 2009 influenza pandemic, scientists are still trying to solve what is proving to be an intractable medical mystery: Did some of the vaccines used to protect against the new ...

Background. It is unclear whether pandemic 2009 influenza A (pH1N1) infection caused more significant disease among hospitalized adults than seasonal influenza. Methods. A prospective, observational ...

As the world prepares for what may be the next pandemic strain of influenza virus, in the H7N9 bird flu, a new study reveals that the 2009 H1N1 swine flu pandemic was deadliest for people under the ...

Jeremy Rossman has received research funding from the Medical Research Council and the European Commission. He is the President of the non-profit organisation Research-Aid Networks. Swine flu ...

The swine-flu pandemic of 2009 may have killed up to 203,000 people worldwide—10 times higher than the first estimates based on the number of cases confirmed by lab tests, according to a new analysis ...

The World Health Organization has six phases of pandemic alert to assess the potential for a new global flu outbreak. - Phase 1. There are no viruses circulating in animals that have been reported to ...

The swine flu has escalated into the world's first influenza pandemic in 40 years, the World Health Organization declared Thursday, after infecting tens of thousands of people in 74 countries. WHO ...

Earlier death figures for H1N1 included only lab-confirmed cases Many flu victims are never officially diagnosed through lab tests Deaths from H1N1 were up to 20 times higher in the Americas than in ...

The World Health Organization on March 11 declared the COVID-19 outbreak a pandemic, the first such declaration in 11 years. 1. The flu strain responsible for the outbreak — influenza A (H1N1)pdm09 — ...

Dozens of researchers, including myself, worked for years to uncover that swine flu had leapt to humans from a pig in Mexico in 2009. We learned a lot about influenza evolution, pig farming, and ...

The pandemic 2009 H1N1 vaccine can generate antibodies in vaccinated individuals not only against the H1N1 virus, but also against other influenza virus strains including H5N1 and H3N2. This discovery ...

One year ago this month, the world watched with trepidation as a novel influenza A virus, to which the global population had little or no immunity, emerged in Mexico and the United States. In the ...