HARTFORD, Conn. (WFSB) - A new and more aggressive strain of the flu is causing severe outbreaks around the world. There are even cases in Connecticut.

As a result, doctors are urging people to get the flu shot. However, it may not be as effective against the new flu variant.

The new strain is called Subclade K.

It is sweeping the United Kingdom and causing major outbreaks in Japan and Canada.

Doctors are concerned it could lead to a more severe flu season. They’re also worried about vaccine hesitancy.

The CDC said nearly 150 million people received a flu shot in the U.S. last year.

“I got it October 23 rd ... Just habit. I’ve always had it. I get the COVID shot and flu shot around the same time," said Eliot Gershman.

Steve Fleishman from Wethersfield was shopping at Big Y, but th

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