Evidence Shows Masks Really Do Reduce the Spread of COVID-19 and Lower Infection Risk

A new review of studies from around the world finds that masking can reduce the odds of getting the virus.

When and how to use masks

Demi-masque respiratoire filtrant professionnel de travail 44.5 % Polypropylène non tissé/ 27.8 % Microfibres/ 27.7 % Coton, EPSP97, masque covid

Protection contre le Covid – Imposer le masque FFP2? Les réponses d'un expert, masque covid

Maximizing Fit for Cloth and Medical Procedure Masks to Improve Performance and Reduce SARS-CoV-2 Transmission and Exposure, 2021

COMMENTARY: What can masks do? Part 1: The science behind COVID-19 protection

1 Mask Is Good. Are 2 Masks Better? It Depends…, better 2

Advice for the public

Demi-masque respiratoire filtrant professionnel de travail 44.5 % Polypropylène non tissé/ 27.8 % Microfibres/ 27.7 % Coton, EPSP97, masque covid

Explainer: N95? KF94? Which mask is best at protecting against COVID-19

Face masks to prevent transmission of COVID-19: A systematic review and meta-analysis - ScienceDirect