RSV and norovirus infections is fueling concerns of a possible virus "quademic." Or is it just winter? The three respiratory ...

During the COVID pandemic, RSV showed a slightly odd pattern: like flu, it basically disappeared in the 2020–2021 season, ...

Hospital visits in Illinois due to flu are "quite high," with COVID and RSV also circulating. But what are the symptoms of ...

NIH has an historic opportunity to transform post-viral illness research by bringing ME/CFS into its long Covid RECOVER ...

SARS-CoV-2 infection was associated with more rapid coronary plaque progression and significantly increased risk for adverse ...

It's flu season, but not all influenza is the same. If you're feeling sick, it helps to know the difference between flu A and ...

The majority of working-age patients with postacute sequelae of COVID-19/post-COVID-19 syndrome (PCS) do not recover in the second year of their illness.

The source of the SARS-CoV-2 virus, which causes COVID-19, remains elusive. With "low confidence, "some federal agencies ...

A new CDC study published Monday found that more than 1 million children were affected by long COVID in 2023. Higher levels ...

A new study found severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection was associated with the rapid growth ...

New research showed some long COVID patients get symptom relief by taking an extended course of Paxlovid. Data are ...

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