As we get deeper into fall season, experts are warning of a potential 'tripledemic' – the circulation of Covid-19, the flu and respiratory syncytial virus (RSV), all at the same time.
"The KN95 and N95 [masks] have a particulate filtration efficiency of 95% or above," Taubner explains.
"Cloth masks [without filters], which don't have a minimum threshold, probably test in the neighborhood of 20% or 30%."
But it's important to keep in mind that, depending on where you purchase your KN95 and N95 masks, you could be receiving less protection than you think, he says.
When purchasing masks, he suggests: Buying from a reputable companySeeking out companies that are transparent about their supply chain, including listing their manufacturerReferring to the CDC's guidance for masksMasking methods for the most protection