At least 15 states have very high levels of influenza, according to the Centers for Disease Control and Prevention.

COVID-19, influenza, RSV, and norovirus—have created what experts are calling a "quad-demic" in the U.S. Here's what to know ...

Winter viruses are raging right now, with flu leading the way at extremely high levels in the West, across the Midwest and deep into the Southeast, the CDC reported Monday.

Cases of the Human Metapneumovirus, HMPV, have significantly increased across northern Chinese provinces in recent days, ...

Two months shy of the fifth anniversary of COVID-19 being declared a global pandemic, the US has recorded its first human ...

The rate of infections with the flu-like human metapneumovirus (HMPV) in northern China is declining, a health official said, amid some international concern over a potential pandemic.

A retired infection control nurse says she has never known a situation in hospitals where four viruses are rife at such high ...

One of the hallmark symptoms is a rapid onset. Suddenly, you feel very nauseous,” Sweat said. Although this virus comes on ...

A stomach illness outbreak at the University of Guelph is part of a trend that has experts noticing a rise in stomach bugs causing vomiting and diarrhea.

Respiratory illnesses like influenza, COVID-19, and RSV are surging across the United States, according to CDC data.

So how can you be sure you have the flu? As with COVID, testing is the only way to confirm the presence of the influenza ...