The WHO has downplayed concerns over a rise in HMPV cases, saying outbreaks are normal during winter in the Northern ...

Cases of human metapneumovirus, or HMPV, a contagious virus that can lead to respiratory disease, is reportedly spiking in northern China. Infectious disease experts say risk to the U.S. is low.

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The Centers for Disease Control and Prevention says there is a reported spike in human metapneumovirus (HMPV) in China, and they are monitoring it closely.

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.