Morbidity and Mortality Weekly Report (MMWR) April 2, 2010 / 59(12);357-362

This report provides an update to the international situation as of April 2, 2010. The World Health Organization (WHO) continues to report updated 2009 H1N1 flu-associated laboratory-confirmed cases and deaths on its Web page.

NEW: This page provides information and links for travelers who want to reduce their risk of becoming sick with 2009 H1N1

Transcript for March 29, 2010 telebriefing. Surgeon General Regina M. Benjamin, M.D., M.B.A. Anne Schuchat, M.D., Director, National Center for Immunization and Respiratory Diseases. "We are continuing to see people with serious illness from the pandemic H1N1 virus, especially in some of the southeastern states, and vaccination is the best way to protect yourself and those you love from further illness or death and..."

3D graphical representations of the biology and structure of a generic influenza virus.

This report provides an update to the international situation as of March 26, 2010. The World Health Organization (WHO) continues to report updated 2009 H1N1 flu-associated laboratory-confirmed cases and deaths on its Web page.

While flu activity remains relatively low nationally, the Southeast is experiencing increases in activity, according to the March 14-20, 2010 FluView. Most flu continues to be 2009 H1N1. Flu activity, caused by either 2009 H1N1 or seasonal flu viruses, may rise and fall, but is expected to continue for weeks.

Morbidity and Mortality Weekly Report (MMWR)March 26, 2010 / 59(11);321-326

The purpose of this document is to address questions raised by the 2009 H1N1 influenza vaccine with long expiration dates (i.e. 2011).

Audience: State and local H1N1 vaccine planners. Purpose: To describe the key changes that will be effective April 1, 2010 to the distribution of 2009 H1N1 vaccine and supplies.

This report provides an update to the international situation as of March 19, 2010. The World Health Organization (WHO) continues to report updated 2009 H1N1 flu-associated laboratory-confirmed cases and deaths on its Web page.

Flyer summarizing everyday preventive actions that can help slow the spread of germs that cause respiratory illness, like flu.

During week 10 (March 7-13, 2010), influenza activity remained at approximately the same levels as last week in the U.S. 200 (5.6%) specimens tested by U.S. World Health Organization (WHO) and National Respiratory and Enteric Virus Surveillance System (NREVSS) collaborating laboratories and reported to CDC/Influenza Division were positive for influenza.

FluView reports that for the week of March 7-13, 2010, flu activity in the United States was relatively low, with most flu continuing to be caused by 2009 H1N1. Flu activity, caused by either 2009 H1N1 or seasonal flu viruses, may rise and fall, but is expected to continue for weeks. It’s possible that the United States could experience another wave of flu activity caused by either 2009 H1N1 or seasonal influenza.

This document provides updated information on obesity and morbid obesity as risk factors for serious 2009 H1N1-related complications based on findings from recent studies.

This report provides an update to the international situation as of March 12, 2010. The World Health Organization (WHO) continues to report updated 2009 H1N1 flu-associated laboratory-confirmed cases and deaths on its Web page.

CDC has again updated its estimates of the total number of 2009 H1N1 cases, hospitalizations and deaths in the United States since April, 2009. The new estimates incorporate an additional four weeks of flu data from the previous estimates released on February 12, 2010.

During week 9 (February 28 - March 6, 2010), influenza activity remained at approximately the same levels as last week in the U.S. 174 (5.1%) specimens tested by U.S. World Health Organization (WHO) and National Respiratory and Enteric Virus Surveillance System (NREVSS) collaborating laboratories and reported to CDC/Influenza Division were positive for influenza.

FluView reports that for the week of February 21 - February 27, 2010, flu activity in the United States was relatively low, with most flu continuing to be caused by 2009 H1N1. Flu activity, caused by either 2009 H1N1 or seasonal flu viruses, may rise and fall, but is expected to continue for weeks. It’s possible that the United States could experience another wave of flu activity caused by either 2009 H1N1 or seasonal influenza.

This is a letter developed jointly by the American College Health Association (ACHA) and CDC intended for distribution to colleges and universities across the country prior to Spring Break. The message to students is: Don't let influenza spoil your plans for Spring Break. Take the opportunity to get vaccinated before leaving for Spring Break and protect yourself, friends and family against 2009 H1N1 flu.