Most individuals get HMPV some time recently they turn 5. You can get HMPV once more, but side effects are as a rule gentle after your to begin with infection.

How HMPV Affects Children
Is human metapneumovirus fair a cold?
How common is human metapneumovirus?
Researchers appraise that approximately 10% to 12% of respiratory sicknesses in children are caused by HMPV. Most cases are gentle, but approximately 5% to 16% of children will create a lower respiratory tract disease like pneumonia.
Is human metapneumovirus the same as RSV?
It’s not the same, but human metapneumovirus is comparative to RSV (respiratory syncytial infection). It’s portion of the same class — or logical gathering — as RSV (Pneumovirus), and can cause comparable side effects. The top age for serious ailment from HMPV is between 6 and 12 months, but RSV is more likely to cause serious ailment in newborn children more youthful than 6 months.
Abstract
Human metapneumovirus (hMPV) is an critical cause of lower respiratory tract contaminations in hospitalized children, but the age-related rate and impact of hMPV in unselected children in the community have not been assessed. We examined a cohort of 1,338 children
Keywords: Human metapneumovirus, children, respiratory tract, otitis media, research
References:
https://my.clevelandclinic.org/health/diseases/22443-human-metapneumovirus-hmpv