"And in people who had exposure with this other virus, the A/California didn't work as well as the A/Michigan, and that's why we now have a MI virus in the vaccine". Both of them were over 65 years old.
Officials say six of those cases were in brown county, one in Winnebago County, three in Outagamie County and two in the city of Appleton. The more vaccinated people there are, the less potential there is for flu to circulate, she explains.
"The increase in the percentage of patient visits for ILI may be influenced in part by a reduction in routine healthcare visits during the winter holidays, as has occurred during previous seasons", the CDC said.
As the number of flu cases spikes in New Brunswick, health professionals are sounding the alarm that not enough people are getting the flu shot.
Arkansas and Oklahoma have lost 21 people to the flu since September.
People who are very sick or who are at high risk of serious flu complications and experience flu-like symptoms should see a healthcare provider promptly for possible treatment with a flu antiviral drug, says Nordlund. "This is an unfortunate and solemn reminder that the flu can be deadly".More news: WA police called after man shouted 'why don't you die?' at spider
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Dr Kelleher urged people to get the flu vaccine if they have not done so already and to avoid sending children to school or going to work if you have symptoms of the flu.
"It does seem to be a pretty good match, but it's important to know that even in years when the flu vaccine is not a flawless match it still gives your immune system a little bit of a lesson of how to fight these viruses", Pedati said. Residents should also remember that it takes about two weeks for the flu shot to take full effect.
In addition to getting the flu vaccine, there are other ways to protect yourself from getting the flu.
· Stay home if you are sick until you are free of fever for 24 hours - with a temperature of less than 100 degrees F (37.8 degrees C), without the use of fever-reducing medications for at least 24 hours.
Flu is most commonly spread through close contact, coughing and sneezing.