Current H1N1
Pandemic Rating:
Stage 6




























The World Health Organization tracks outbreaks in the following six stage to assess the potential for a new global flu outbreak.













Phase

1






There are no viruses circulating in animals that have been reported to cause infections in humans.













Phase

2







An animal flu virus has caused infections in humans in the past and is considered to be a potential pandemic threat.















Phase

3







An animal or mixed animal-human virus has caused occasional cases or small clusters of disease, but the virus does not spread easily.















Phase

4






The new virus can cause sustained outbreaks and is adapting itself to human spread.














Phase

5






The virus has spread into at least two countries and is causing even bigger outbreaks.














Phase

6






More outbreaks in at least two regions of the world; the pandemic is under way.










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