During the week of November 22-28, 2009, flu activity declined in the United States as reported in FluView. The number of states reporting widespread flu activity decreased from 32 to 25 and visits to doctors for influenza-like illness declined nationally from the previous week. In addition, flu-related hospitalizations and deaths continue to decline, but remain high compared to what is expected for this time of year.

Weekly 2009 H1N1 Flu Media Briefing

As of December 2, 2009, there have been 31,320 laboratory-confirmed influenza-associated hospitalizations and 1,336 deaths in the U.S. from August 30 to November 28, 2009.

An Easy-to-use Software Tool to Analyze the Impact of 2009 H1N1 Influenza on States and/or Geographical Locations

An Easy-to-use Software Tool to Estimate the Demand for Hospital-Based Services during the 2009 H1N1 Influenza Pandemic

An Easy-to-use Software Tool to Estimate the Potential Days Lost from Work due to the 2009 H1N1 Influenza Pandemic

This podcast, intended for parents, discusses high-risk medical conditions that put children at risk for flu complications and how to protect children from the flu.

CDC has received reports of fraudulent emails (phishing) referencing a CDC sponsored State Vaccination Program.

This document provides instructions for caregivers on how to open and mix Tamiflu® capsules with a thick sweetened liquid for children who cannot swallow capsules.

This toolkit provides basic information and communication resources to help school administrators implement recommendations from CDC regarding flu.

Weekly 2009 H1N1 Flu Media Briefing

This document provides updated guidance regarding management of influenza-like illness (ILI) before, during and after a flight, including personal protective measures for the crew, and reporting of ILI to CDC Quarantine Stations.

This report provides an update to the international situation as of November 27, 2009. The World Health Organization (WHO) continues to report updated 2009 H1N1 flu-associated laboratory-confirmed cases and deaths on its Web page.

During the week of November 15-21, 2009, influenza activity decreased in the United States as reported in FluView. Flu activity is widespread in 32 states. Nationally, visits to doctors for influenza-like-illness decreased sharply from last week. Flu-related hospitalizations and deaths remain higher than expected for this time of year.

This document has been revised to include additional information about Medicare and Medicaid payments made for H1N1 vaccine administration in settings outside the provider office.

Each day, CDC will now provide the data on 2009 H1N1 vaccine doses allocated, ordered, and shipped in XML format, making it easier for states and other partners to use the data for their own purposes.

This page was updated November 25, 2009 to include new information on antiviral availability and additional information that may be useful for pharmacists working in both outpatient and inpatient settings.

These images provide a 3D graphical representation of the biology and structure of a generic influenza virus, and are not specific to the 2009 H1N1 virus.

This page contains links to information about the 2009 H1N1 virus, including the origins of the virus and recent reports of small changes to the virus.

This document has been revised to include updated information related to FDA approval of the GSK 2009 H1N1 monovalent influenza vaccine to be used in persons ages 18 years old and older and the expanded use of CSL 2009 H1N1 monovalent influenza vaccine to younger age groups.