Almost 100 people have been hospitalized for flu and the highest number of cases was in Hartford County.
Everyone 6 months and older should get an annual flu vaccination, with rare exceptions, according to the CDC.
However, not everyone in that range has been able to get the vaccine to date.
And even though the vaccine is only partially effective, it still will prevent many people from coming down with flu and make it milder for those who catch it, Brammer said.
People with egg allergies don't have to worry about getting the flu shot, new government guidelines say. Those studies showed that people with egg allergies were no more likely than others to react to a flu shot.
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"Egg allergy primarily affects young children, who are also particularly vulnerable to the flu", Kelso added.
She said there is a possibility that the influenza strain they've put in the vaccine this year "may not be a good match", but it's not definitive at this point.
That means patients don't need to see an allergist to get the flu shot, or require a longer-than-usual observation period after receiving the injection.
The guidelines are the result of an analysis of 28 studies involving 4,315 egg allergic patients, including 656 patients with a severe egg allergy.
"We have been seeing an increase since the fall in those numbers, but they've been stable in the last couple of weeks", said Laura Bourns, a public health physician.
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Khan said there is also an intranasal spray version of the vaccine for those who don't want the needle.
Doctors no longer need to question patients about egg allergy before giving the vaccine, according to an updated guideline from the American College of Allergy, Asthma and Immunology.
Symptoms of the flu include fever, cough, sore throat, runny/stuffy nose, headache, muscle aches and extreme fatigue. She said there are three main strains of flu going around.
The DPH said more than 250 people tested positive for the flu as of early December.
"I actually do normally get the flu shot". Experts say it's still not too late to get your 2017-18 shot.
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Dr Atherton said: "We know that children are super-spreaders of germs". That means the vaccine should be as effective as it was a year ago.