Wearing a mask is critical to reducing the spread of COVID-19, but rigorous tests conducted on behalf of CBC's Marketplace found that while some work very well, others offer little protection from the ...

Colin Furness is an infection control epidemiologist, and at the University of Toronto, an assistant professor in the faculty of information and assistant professor at the Dalla Lana School of Public ...

Though mask restrictions are easing across the country (and around the world), officials say you shouldn’t be taking off your masks just yet, especially if you’re in crowded places or starting to ...

With the Omicron variant continuing to surge into January, you may have noticed more people opting to wear an N95 mask — but those highly protective masks, usually reserved for medical settings, can ...

Health officials continue to provide best practices on how to protect ourselves from COVID-19. New research shows the latest mask efficacy. To be fair to health officials, they are only providing the ...

“My mask protects you and your mask protects me,” we are told. But to what extent does a cloth mask also protect you from the novel coronavirus? The evidence is a lot less clear, experts tell Global ...

NBC Select independently determines what we cover and recommend. When you click on or buy through our links, we may earn a commission. Learn more. Fewer people wear face masks than during the Covid-19 ...

Every winter, as Delhi’s air thickens with smog, masks return as our go-to protection. They do help filter harmful particulate matter, but poor mask hygiene can ironically do more harm than good. A ...

Felix Li is a retired public health specialist and epidemiologist. Dr. Li has more than 30 years of experience, including 23 with the Public Health Agency of Canada, where he actively participated in ...

Pulmonologist Dr Sonia Goel emphasises that not all masks protect equally against pollution. N95 and KN95 masks are most effective against fine particles. Come winter, pollution levels in India rise.

People wear face masks as they walk through a shopping mall in Montreal, Saturday, July 18, 2020, as the COVID-19 pandemic continues in Canada and around the world. The wearing of masks or protective ...

Given a global shortage of N95 respirator masks, Ottawa police will don their force-issued gas masks as protection should a call dictate officers could be exposed to the novel coronavirus, according ...