This editorial, published in The Journal of the American Medical Association, comments on new immunogenicity data on 2009 pandemic influenza A (H1N1) vaccines for children. The data suggest that a single dose of the vaccine offers protection …

This web page provides information on influenza (seasonal and pandemic), including disease burden and vaccines, as well as links to relevant documents on influenza.

This fact sheet highlights PATH's work to advance the development of promising new influenza vaccines that can be accessible and affordable to people in low-resource countries.

Though generally very rare or minor, there are side effects, or “adverse effects,” associated with some vaccines. This report provides an analysis of more than 1,000 research articles that were reviewed to assess the risk of specific …

This article, published in Science, details a study investigating the potential of avian influenza A/H5N1 to become transmissible by aerosol or respiratory droplet between humans. Researchers genetically modified the virus and measured the degree to …

This brief overview, published in the journal Vaccine, reviews basic virologic, immunologic, and epidemiologic information relevant to understanding and preparing for a pandemic influenza threat. In particular, the role of avian influenza …

This web page provides important information for the public, health professionals, and travelers on avian influenza, including key facts on how the virus is spread and treatment for avian influenza.

This article, published in Nature Medicine, reviews current successful vaccines and identifies their mechanisms of protection in the hopes of tackling the challenges posed by those infectious targets that have thus far escaped successful …

This article, published in the New England Journal of Medicine, offers a comprehensive review of virologic, epidemiologic, and clinical data on influenza A(H1N1) virus infections during the 2009 pandemic and summarizes key issues for clinicians …

This report provides a review of all aspects of influenza vaccine research and development, financing, manufacturing, efficacy, safety, regulatory issues, procurement, distribution, usage, public education, consumer acceptance, and public policy. …

This article, published in the journal Vaccine, reviews potential correlates of protection against influenza and discusses some of the vaccination strategies that could result in optimal protection against epidemic and pandemic influenza. ABSTRACT …

This article, published in The New England Journal of Medicine, describes a study to assess preexisting immunity in humans to the new pandemic influenza A(H1N1) virus in order to evaluate seasonal vaccine strategies. Researchers used a …

This web page provides frequently updated information about current disease outbreaks, as well as disease-specific archives of past alerts and links to related resources.

This series of fact sheets describes symptoms of infection as well as the benefits and risk of vaccination for 14 diseases, including hepatitis B, Haemophilus influenzae type b, influenza, pneumococcal disease, polio, and rotavirus. There …

Young infants and pregnant women are at increased risk for serious consequences of influenza infection. Inactivated influenza vaccine is recommended for pregnant women but is not licensed for infants younger than six months of age. This study …

This article, published in the New England Journal of Medicine, describes the findings of the US Centers for Disease Control and Prevention's Novel Swine-Origin Influenza A(H1N1) Virus Investigation Team from their assessment of the …

This article, published in The Lancet Infectious Diseases, estimates the global mortality associated with the first 12 months of the 2009 influenza A/H1N1 virus pandemic. Results of the analysis estimate that respiratory and cardiovascular …

This article, published in Influenza and Other Respiratory Viruses, details the results of a meta-analysis conducted to provide insights into the global impact of the 2009 influenza A(H1N1) pandemic. The study estimates overall and age-specific …

This fact sheet highlights PATH's multifaceted approach to expanding vaccine solutions against pandemic and seasonal influenza that are optimal for the developing world. It describes our efforts to advance the development of promising new …

This web page provides key information about influenza, including seasonal, avian, and pandemic influenza. Resources include information on causes, symptoms, prevention, and treatment for influenza.

This website provides fact sheets, reports, articles, videos, and other resources about influenza symptoms, treatment, prevention, and vaccination.

This US Congressional report provides an assessment of the US government's efforts under the Bush administration to conduct influenza pandemic preparedness activities. The report is based on Congressional hearings and meetings with public- …

This article, published in The Lancet, details a systematic review and meta-analysis to estimate the global incidence of and mortality from lower respiratory infections associated with influenza in children younger than five years of age. Based on …

The Global Initiative on Sharing Avian Influenza Data (GISAID) expands and complements existing efforts by foster international sharing of avian influenza isolates and data. Scientists participating in the GISAID consortium would …

This progress report is a follow on to the World Health Organization's (WHO's) Global Pandemic Influenza Action Plan (GAP) released in May 2005 to address the global shortage of influenza vaccines for epidemics and potential pandemics. It summarizes …