As cases of the HMPV virus continue to increase in the U.S. and in China, here's what you need to know about the virus.

News that northern China is seeing a surge of the respiratory illness called human metapneumovirus (HMPV), bringing an uptick in hospitalizations, is sparking a bit of anxious déjà vu on social media.

The human metapneumovirus is reportedly surging in China, but should Americans be concerned? Here's what to know about HMPV symptoms and more.

While cases are climbing in China, the situation is very different from what it was when Covid-19 emerged five years ago, medical experts say. HMPV has circulated in humans for decades.

The pictures emerging are arresting: a hospital waiting room in Beijing, full of masked patients apparently attached to drips; crowds of mask-wearing commuters making their way through the city. If it all seems unnervingly familiar,

Five years after the first cases of COVID-19, reports of hMPV, an obscure respiratory virus in China may understandably raise concerns.

Plenty of viruses are having their strongest season for years. But experts have urged calm about HMPV, which is not a new disease — even if you've never heard about it.

Symptoms of HMPV are similar to that of the common cold and can include a cough, fever, runny nose, sore throat, wheezing, shortness of breath and a rash. It can also cause upper and lower respiratory infections.

A recent increase in cases of the human metapneumovirus (hMPV) in China has been misrepresented on social media as evidence of a new virus spreading in the country with some posts claiming it prompted China to declare a state of emergency.

The increase in cases of this pathogen in China resurrects old fears. Experts include it in the package of known winter viruses. China has done it again. The announcement of an increase in cases of human metapneumovirus (HMPV) has raised alarms,