Provides interim guidance specific for correctional facilities during the outbreak of novel influenza A (H1N1) virus to ensure continuation of essential public services and protection of the health and safety of inmates, staff and visitors.

This guidance has been updated to refine the specimen sampling recommendations and to provide more detailed shipping instructions.

This document provides updated interim guidance on the use of facemasks and respirators for decreasing the exposure to novel influenza A (H1N1) virus.

Update on the Novel Influenza A H1N1 Virus and New Findings Published Today

Morbidity and Mortality Weekly Report (MMWR) May 22, 2009 / Vol. 58 / No. 19 / p521-524

Morbidity and Mortality Weekly Report (MMWR) May 22, 2009 / Vol. 58 / No. 19 / p536-541

As of 11 AM, May 22, CDC is reporting 6,552 confirmed and probable cases and 9 deaths in 48 states (including the District of Columbia). CDC continues to take aggressive action to respond to the outbreak. CDC’s response goals are to reduce the spread and severity of illness, and to provide information to help health care providers, public health officials and the public address the challenges posed by this new public health threat.

A list of links to the official H1N1 flu websites of all 50 states plus the District of Columbia.

As of 11 AM, May 21, CDC is reporting 5,764 confirmed and probable cases and 9 deaths in 48 states (including the District of Columbia). CDC continues to take aggressive action to respond to the outbreak. CDC’s response goals are to reduce the spread and severity of illness, and to provide information to help health care providers, public health officials and the public address the challenges posed by this new public health threat.

CDC Telebriefing on Investigation of Human Cases of H1N1 Flu