Revenue for Arexvy and Abrysvo fell sharply year over year in the fourth quarter due to narrower U.S. guidelines for their use.

RSV, respiratory syncytial virus, usually peaks in December and January while infecting the nose, throat and lungs, usually ...

According to the province's respiratory illness surveillance report COVID-19 test positivity continues to decline. Influenza ...

For the week ending Jan. 25, seasonal flu activity remains high and increasing. Clinical laboratories tested 129,378 ...

Cases of influenza continue to soar across Canada, meanwhile rates of respiratory syncytial virus, or RSV, and COVID-19 are ...

Nirsevimab is protective against RSV infections and coinfections, which suggests there is no replacement of RSV with other viruses post-nirsevimab administration.

A data point is marked as “insufficient data” if wastewater samples test negative for a virus (because levels are too low to ...

"This is about the time of year when we would expect to see an increase in COVID, flu, RSV, and also norovirus," said Robbie ...

At the start of every week, our team talks with local experts to unpack a wide range of nationwide health, safety, and ...

If you're ill with the "stomach flu," you're not alone. Norovirus is surging across Arizona, is highly contagious and spreads ...

A unique reaction in which antibodies bind to other antibodies may help scientists at Scripps Research better understand how ...

Influenza, COVID-19, respiratory syncytial virus and norovirus are all making ... to spare them the misery. This electron microscope image provided by the Centers for Disease Control and ...