The main thing to know about HMPV is that it has been around for a long time, whereas Covid was a novel virus. HMPV was first identified in the Netherlands in 2001, nearly 25 years ago.

MPV tends to hit hardest in young children, older adults and people with weakened immune systems. A virologist explains.

Unlike COVID, HMPV is considered an “anonymous virus,” meaning many people infected with HMPV don’t know that they have it, dismissing their symptoms as cold or flu.

First things first: unlike Covid-19, what is happening in China is not a new virus, it is human metapneumovirus (HMPV), an “old” virus that was discovered in the Netherlands in 2001.

Reports of a spike in HMPV cases in China may conjure eerie similarities to the early weeks of COVID-19, but public health experts say there are crucial differences — mainly that HMPV is a ...

As cases of the HMPV virus continue to increase in the U.S. and in ... health officials say that the outbreak is not out of the ordinary and that the risk of another COVID-19 pandemic remains low.

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.

News outlets and social media posts have commented on the outbreak of human metapneumovirus (HMPV) in China, suggesting that the little-known virus could cause a pandemic similar to COVID-19.

By comparison, 18.71% of weekly tests were positive for flu and 7.10% were positive for COVID during the same week, ... HMPV has an incubation period of three to six days, according to the CDC.

With all respiratory illnesses, including flu, Covid, RSV and hMPV, sharing similar symptoms, how can you tell which one you've got? We look in detail at how the different symptoms compare ...

Experts say the HMPV outbreak in China is not of major concern — it is neither a new, mystery illness nor responsible for as many cases as COVID or other infections even this season.