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.

A virus that's not well known to the public is spiking in China. CDC officials said HMPV is not a cause for concern here, nor is it a new virus.

Cases of human metapneumovirus (HMPV) and other seasonal viruses are on the rise across the northern hemisphere in early 2025, according to the World Health Organization. While news reports and social media videos have caused concern about a potential HMPV outbreak in China,

Authorities in China said they are monitoring cases of human metapneumovirus, or HMPV, after a reported increase inside the country, according to Reuters. Although cases are increasing at a rapid rate,

Human Metapneumovirus cases surge in China. Here's what doctors want you to know about HMPV symptoms, risks, and why you shouldn't panic about this virus.

In China, reports of HMPV infections have indeed been rising in recent weeks in the more northerly regions. But so have reports of all the other respiratory pathogens including seasonal flu, rhinovirus and RSV.

Another similarity to COVID: A case of HMPV can last about a week, with symptoms peaking around the third day, Dr. Hoy told us. However, you can still be contagious for several days after you're feeling better and your symptoms subside. This is especially the case for patients with compromised or weakened immune systems.

Human metapneumovirus (HMPV), a flu-like virus spreading in China, has been detected in the U.S. Here’s what you need to know about symptoms and treatment.