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As China experiences a rise in respiratory infections this winter, one little-known virus has gotten a lot of attention – and some people may worry whether the rise in cases could be felt more broadly around the world.

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.

The CDC’s actions come in response to China's government-run media confirming that positivity rates of HMPV hare rising in children under the age of 14, despite respiratory illnesses being down overall since last year.

The Chinese Centre for Disease Control and Prevention (China CDC) reported an uptick in common respiratory infections, including seasonal influenza, respiratory syncytial virus (RSV), hMPV, and SARS-CoV-2,

As China continues to monitor an increase in cases of human metapneumovirus (HMPV), here's what you need to know about the illness.

The Centers for Disease Control and Prevention is currently monitoring reports of a spike in human metapneumovirus (HMPV) in China, as the US sees an increase in such cases.

The rise of the infection in China and reports of overwhelmed hospitals has prompted concerns about another pandemic similar to Covid-19, but experts say the risk is low

The Centers for Disease Control and Prevention in the US said it is currently 'monitoring' the spread of hMPV, which can be deadly for those with underlying health conditions

There is no evidence yet that the outbreak is extraordinary yet and Chinese officials have pushed back against claims of yet another pandemic.

Disease experts have called on Chinese authorities to reveal critical data about a worrying outbreak of HMPV, which can be deadly for those with underlying health conditions