Professor Paul Hunter from the University of East Anglia notes that almost every child contracts HMPV by five years of age, with reinfections occurring throughout life. “HMPV typically causes cold-like symptoms that recover by themselves within 2 to 5 days. Severe cases are rare but can occur in vulnerable groups,” he says.

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.

Public health experts caution that the human metapneumovirus cases are part of the typical ebb and flow of respiratory virus seasons.

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.

India confirmed its first cases of human metapneumovirus (HMPV) infections in children, with a total of seven cases reported as of Tuesday. The cases were reported in Bengaluru, Nagpur, Tamil Nadu and Ahmedabad,

China is experiencing a surge in infections of a respiratory virus, leading to public concerns about an outbreak. The virus, identified as human metapneumovirus (HMPV), has seen cases spiking across northern Chinese provinces this winter,