The effect of activity and face masks on exhaled particles in children.
Peter P MoschovisJesiel LombayJennifer RooneySara R SchenkelDilpreet SinghShawheen J RezaeiNora SaloAmanda GongLael M YonkerJhill ShahDouglas HaydenPatricia L HibberdPhilip DemokritouT Bernard KinanePublished in: Pediatric investigation (2023)
Similar to adults, children produce exhaled particles that vary in size and concentration across a range of activities. Production of respirable size fraction particles (≤ 5 µm), the dominant mode of transmission of many respiratory viruses, increases significantly with coughing and sneezing and is most effectively reduced by wearing surgical face masks.
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