AJPH Video Abstract: SARS-CoV-2 Cases Reported on International Arriving and Domestic Flights

In their study, Preston et al. described trends in the number of air travelers categorized as infectious with SARS-CoV-2 in the context of total US COVID-19 vaccinations administered, and overall case counts of SARS-CoV-2 in the United States from 2020 to 2021. Most travelers in the study were asymptomatic during travel, and therefore unknowingly traveled while infectious. During periods of high community transmission, it is important for travelers to stay up to date with COVID-19 vaccinations and consider wearing a high-quality mask to decrease the risk of transmission.
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