Pandemic flu
DOH continues to lead efforts in Hawaii to educate the public about the differences between seasonal flu and pandemic flu, and to provide local governments and decision makers with tools and tips they can use to prepare for any future pandemic.
What’s the difference?
Pandemic flu: A flu pandemic is a global outbreak that occurs when a new influenza A virus causes serious human illness and spreads easily from person to person.
Avian flu: Avian, or bird, flu occurs naturally among birds. All bird flu subtypes are influenza type A. There are many strains of avian flu viruses, some are more common than others.
Seasonal flu: These are the influenza viruses that circulate and infect people throughout the year. In many people, its symptoms are mild and last no more than a week. However, about 36,000 Americans die of seasonal influenza each year.
Influenza A: Influenza A viruses are found is many different animals, including ducks, chickens, whales, horses, seals, and dogs. Influenza A is primarily a respiratory disease, causing cough, congestion, sore throat, muscle aches, fatigue, and fever in most species it infects.
Influenza B: This virus circulates widely only among humans. It generally does not make people as sick as influenza A does.
Last reviewed March 2017