COVID-19, influenza, RSV and norovirus

What to know about 'quad-demic' of COVID, flu, RSV and norovirus in US
The U.S. is seeing a "quad-demic" as cases of COVID-19, flu, RSV and norovirus spread at the same time. Experts said this is what you need to know.
Experts warn of a ‘quad-demic’ as flu, RSV, COVID-19 and norovirus converge in California
After the holiday season and an uptick in travel, California is seeing a rise in respiratory illnesses, prompting health experts to talk of a potential “quad-demic.” The term refers to the simultaneous spread of four major viruses: COVID-19,
Flu, RSV, and Norovirus Are in Full Swing, While COVID Looms
Most U.S. states are reporting high or very high flu-like activity, while COVID-19 rates remain lower than this time last year.
As the flu rises in California, the difference between COVID, RSV, Norovirus, influenza
Flu season is here in California, but other illnesses are in full swing in the Golden State. Here are the symptoms and how long you're contagious.
RSV, flu, COVID-19 and norovirus are on the rise in 2025. What to know
While there is a whole host of viruses going around, there are thankfully no new viruses to fret about—the ones we have are bad enough.
COVID-19, the flu, norovirus and RSV: How to prepare for this cold and flu season
Super Bowl 59 could be the most-watched game ever, with some viewers tuning in just for the commercials. Brands are already teasing fans ahead to the game day and saying you can expect major star power, laughs and big surprises. NBC’s Kaylee Hartung has a sneak peak of some of the commercials.
Viral sicknesses rise amid ‘quad-demic’ in US
Viral sicknesses have risen in early 2025 amid the ongoing “quad-demic” in the U.S., referring to three respiratory viruses and one gastrointestinal disease, according to the Centers for Disease Control and Prevention (CDC) data.
Flu, RSV on the rise in the Lehigh Valley. What you need to know
In the Lehigh Valley, cases of the flu and RSV are particularly prevalent compared with many other parts of the state.
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Where are COVID, flu and RSV cases rising in the US? See maps
But there's a fourth "bug" the public should be aware of: respiratory syncytial virus. RSV causes cold-like symptoms and affects the breathing passages and lungs. Wastewater levels of RSV are ...
Singer 'helpless' after baby girl contracted RSV virus
About two thirds of the infants have been hospitalised. An RSV vaccine has been available to pregnant women in Northern ...
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What Is the ‘Quad-demic’ — and Is It Coming for You?
Cases of influenza, RSV, COVID-19 and norovirus are surging at the same time Cara Lynn Shultz is a writer-reporter at PEOPLE. Her work has previously appeared in Billboard and Reader's Digest.
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Flu, COVID, RSV spike strains Rochester hospitals, some at 150% capacity
The rise in flu, COVID-19, and RSV cases is putting a strain on local hospitals, which are operating well beyond their ...
Alabama among the worst in the nation for flu, COVID and RSV, health officials say
Despite a recent 19% decrease in emergency department visits, health officials anticipate that Alabama's flu activity will ...
Flu, RSV, COVID continue making life miserable for North Dakotans
Cases of flu and RSV continue to rise in North Dakota, while COVID is down a bit from a week ago. According to data from the ...
Doctors, schools keeping close eye on cases as RSV, Influenza A ramps up
A number of cases of Influenza A and RSV have been reported across the state, including right here in Central Texas. Making ...