A late-emerging influenza A mutation known as subclade K weakened protection, but doctors say vaccination still reduces ...

Flu is rising rapidly across the U.S., driven by a new variant of the virus. The Centers for Disease Control and Prevention ...

Erin Davis/Axios Visuals Reader Lisa M. asks: What is the rate of flu shots received last year versus this year and does it correlate to the increase in flu activity? One would suspect that flu shots ...

Vaccines are an important part of modern medicine, helping to build up a person's immunity and protect them from illness, ...

As influenza spreads through towns and cities in the DMV and beyond, so is vaccine hesitancy. Respiratory illness activity in ...

After child flu deaths broke a record last winter, the CDC dropped its universal flu shot recommendation for kids. Here's ...

While vaccines may not fully protect everyone, public health experts say they’re still proven to help prevent serious illness ...

If you have a mild illness like a cold, it’s fine to get a flu shot. If you’re already experiencing flu-like symptoms, like ...

Flu cases and hospitalizations are surging, already breaking last season's records. Here's where activity is highest, what ...

Much of the country is facing record flu cases thanks to a new strain of the virus. And the "subclade K" variant is likely ...

While it is possible to be infected after vaccination, the data strongly points toward protection. Simply stated, vaccinated ...

The flu season is ramping up in a big way as an influenza A H3N2 mutation called subclade K drove a near 15% increase in clinical lab tests and a hospitalization rate of 11 people per 100,000, ...