Masks are 'strongly suggested' by health authorities as the winter COVID wave hits. Here's how effective they are

By Thea van de Mortel
Updated July 21 2022 - 11:46pm, first published 11:29pm
Respirators are specifically designed to a standard that prevents 95% of particles from getting through them. Picture: Shutterstock

Health departments are predicting another COVID surge related, in part, to more easily transmitted new variants and waning immunity.

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