Face masks have become an important tool in the fight against the coronavirus pandemic.A layered, good-fitting mask can not only block the respiratory droplets from reaching others, it can also offer some protection to the wearer.
Double masking or 3-layer mask with filters? Experts weigh in as COVID-19 variants spread With the spread of new, more contagious variants of COVID-19 in Canada, some experts say there is now a need to increase masking and offer better guidance for their use both indoors and outdoors.“As these variants, which we know are more transmissible, become more prevalent in our communities, the importance of masking is going to become even more paramount,” Dr.