The World Health Organization has raised the level of pandemic alert from 4 to 5; 6 is considered a pandemic. But both levels 5 and 6 are considered to raise the awareness to great concern according to the World Health Organization. Chart showing the WHO pig flu levels of alertness.
Follows the statement by WHO Director-General, Dr Margaret Chan:
"Based on assessment of all available information, and following several expert consultations, I have decided to raise the current




