How long are small speech droplets airborne?

Jun 16, 2020COVID Literature Appraisal, Epidemiology

The study provides evidence, under laboratory conditions, of the number of droplets produced by loud speech and their airborne duration suggesting a plausible role of speech droplets in the transmission of SARS-CoV-2 in confined spaces.

Article: Stadnytskyi V, Bax CE, Bax A, Anfinrud P. The airborne lifetime of small speech droplets and their potential importance in SARS-CoV-2 transmission. Proc Natl Acad Sci U S A. 2020;117(22):11875‐11877. doi:10.1073/pnas.2006874117


Epidemiology-How long are small speech droplets airborne