"We're starting to see flu cases increase here in IL just like every state across the nation", Arnold said.
According to the Centers for Disease Control and Prevention (CDC), the strain H3N2 is responsible for the majority of the deadliest cases reported this season.
A child in the central part of North Carolina died from the flu, the first pediatric death of the season, according to the Department of Health and Human Services.
Earlier this month, the Kansas City Health Department and said the winter season was on pace to be "very bad".
Adults 65 years and older. "Cold weather doesn't hurt, but we've had cold Decembers before and not had flu".
As of Wednesday, Anderson Hospital officials said certain visitors would not be allowed, including visitors with flu-like symptoms, such as a cough or runny nose.
Experts believe the flu virus is spread when a sick person talks, sneezes or coughs.
Kids barred from hospital visits as flu numbers rise
County health officials said six more deaths were reported this week, as were 3,873 confirmed cases of the illness.
According to the Centers for Disease Control and Prevention, 15 children in the USA have died this year from complications from the flu.
In the USA, influenza activity has significantly increased over recent weeks with the Influenza A (H3N2) virus strain predominating. "It's important to know that it takes about two weeks for the vaccine to take effect".
This year's vaccine isn't as effective as usual, but it can still prevent you from getting some versions of the flu.
"Everybody, who I've seen, who've had flu, a lot of them have not had the flu shot", DeMoss told ABC affiliate KABC-TV.
-It's easier than ever to get vaccinated.
"Certain strains of flu are harder to vaccinate against than others", says Dr. Todd, "and the H3N2 strain that is dominant this year is unfortunately one of those that is most difficult".More news: Arsenal's Wenger equals Ferguson record in the Premier League