After the holiday season and an uptick in travel, California is seeing a rise in respiratory illnesses, prompting health ...

BySunita Sohrabji Avian flu, Oropouche, Mpox, Norovirus, human metapneumovirus, and the ongoing threat of Covid-19 are some ...

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 ...

Data from the CDC shows that all four viruses are circulating throughout the U.S., and continue to be on the rise.

An unprecedented influenza surge in Minnesota has sent thousands of sick patients to the hospital in recent weeks, with 50 ...

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.