COVID-19, influenza, RSV and norovirus

Flu, COVID, and RSV: RSV Season Peaks Across Most of the U.S.
Fact checked by Nick Blackmer Cases of respiratory syncytial virus (RSV) have peaked in many areas of the United States, according to data released last week by the Centers for Disease Control and Prevention (CDC).
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.
A look at norovirus, RSV, flu, COVID-19 in Monroe County
County Health Department and ProMedica talk about norovirus, RSV, flu, COVID-19. Also find historical data on illnesses.
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.
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.
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 faces a rise in respiratory illnesses, prompting health experts to talk of a “quad-demic.” The term refers to the simultaneous spread of four major viruses: COVID-19,
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RSV may pose a more serious health threat than you realize – understand the risks and how to prevent them
It spreads through inhalation or contact with the fluids from an infected person's coughs or sneezes. 2 While often linked to ...
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RSV Vaccine Labeling Updated With Guillain-Barré Syndrome Warning
The prescribing information for Abrysvo ® (respiratory syncytial virus [RSV] vaccine) and Arexvy ® (RSV vaccine, adjuvanted) has been updated to include a new warning regarding the risk of ...
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CDC: Flu activity remains high, COVID-19 increasing while RSV peaks
Respiratory illness activity remains high across the country, according to the latest data from the Centers for Disease Control and Prevention.
FDA adds warning label to RSV vaccines Abrysvo and Arexvy about the risk for Guillain-Barré syndrome
The U.S. Food and Drug Administration now requires and has approved safety labeling changes to the prescribing information ...
Northern B.C. doctor calls for RSV shots to be available to all infants
Dr. Patrick Hemmons travelled to Seattle, Wash., to get an RSV shot for his daughter. He says he hopes to see nirsevimab ...
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CDC reports peak in RSV cases, Phoebe Family Medicine doctor shares tips to avoid the virus
RSV cases peaked earlier this month, but experts ask people to remain vigilant in preventing its spread. RSV is a respiratory ...
How long is RSV contagious? Iowa hospitals reporting more cases.
Cases of RSV across the country are considered "very high," as rates of other acute respiratory illnesses are also high, the ...
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 ...