A large study run in Bangladesh claimed that surgical masks, but not cloth masks, reduced symptomatic SARS-CoV-2 infections" by 0.08% (ARR), and only in people over 50. But a subsequent re-analysis of the study by statisticians found that there was in fact no benefit at all.

More than eight months into the pandemic, health care leaders are again calling for a coordinated national strategy to distribute personal protective equipment to protect health care workers and their patients as a new wave of disease wells up across most of the country.

If you're attending this weekend's Governor's Ball — New York's three-day festival that kicks off this Friday - you'll want to make sure that your packing list includes face masks, which can protect against Covid-19 variants, allergens and dust, but also the smoke from the Canadian wildfires that will likely still be ravaging much of the Northeast through the weekend.

n95 masks 3m may or may not meet any fluid barrier or filtration efficiency levels; therefore, they are not a substitute for N95 respirators or other Filtering Facepiece Respirators (FFRs), which provide respiratory protection to the wearer, or for surgical masks, which provide fluid barrier protection to the wearer.