COVID-19: Main modes of transmission

SARS-CoV-2, the virus that causes COVID-19, spreads from an infected person to others through respiratory droplets and aerosols when an infected person breathes, coughs, sneezes, sings, shouts, or talks. The droplets vary in size, from large droplets that fall to the ground rapidly (within seconds or minutes) near the infected person, to smaller droplets, sometimes called aerosols, which linger in the air, especially in indoor spaces.

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Last Updated April 17, 2026, 22:04 (UTC)
Created April 17, 2026, 22:04 (UTC)
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open_canada_date_published 2021-06-29 00:00:00
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open_canada_subject ["health_and_safety"]
sensitivity_level unrestricted
title_fr COVID-19 : Principaux modes de transmission
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