variants or HMPV
human metapneumovirus
In adults, hMPV causes no more than a cold, but in babies it can be lethal—like the respiratory syncytial virus (RSV), identified decades earlier.Debora Mackenzie
Human metapneumovirus (HMPV) is now recognized as a substantial cause of acute respiratory infection, particularly in children …Theo P. Sloots et al.

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“HMPV.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hMPV. Accessed 4 Feb. 2026.

Medical Definition

hMPV

abbreviation
variants or HMPV
human metapneumovirus
Worldwide, hMPV is recognized as the second most common cause of bronchiolitis and pneumonia in children under 5 years.Patricio L. Acosta et al., Journal of Immunology Research
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