1 May 2009 -- The situation continues to evolve rapidly. As of 06:00 GMT, 1 May 2009, 11 countries have officially reported 331 cases of influenza A(H1N1) infection.

The United States Government has reported 109 laboratory confirmed human cases, including one death. Mexico has reported 156 confirmed human cases of infection, including nine deaths.

The following countries have reported laboratory confirmed cases with no deaths - Austria (1), Canada (34), Germany (3), Israel (2), Netherlands (1), New Zealand (3), Spain (13), Switzerland (1) and the United Kingdom (8).

Further information on the situation will be available on the WHO website on a regular basis. WHO advises no restriction of regular travel or closure of borders. It is considered prudent for people who are ill to delay international travel and for people developing symptoms following international travel to seek medical attention, in line with guidance from national authorities.

There is also no risk of infection from this virus from consumption of well-cooked pork and pork products. Individuals are advised to wash hands thoroughly with soap and water on a regular basis and should seek medical attention if they develop any symptoms of influenza-like illness.