The Centers for Disease Control and Prevention conceded Friday that cloth masks are less effective than surgical or respirator masks as protection against COVID-19. The updated guidance reflects what ...

The highly transmissible omicron variant is sweeping through the U.S., causing a huge spike in COVID-19 cases and overwhelming many hospital systems. Besides urging Americans to get vaccinated and ...

Heavy duty N95 and KN95 masks are best at warding of COVID-19, while commonly worn surgical and cloth face coverings filter only about 10 percent of exhaled aerosols, according to a new study. “The ...

NEW YORK -- You better start stocking up on your surgical or N95 or KN95 masks. Studies are emerging that cloth masks are not as effective in preventing the spread of COVID. A study released in ...

The Omicron variant has been detected in 37 states less than three weeks after being named a variant of concern by the WHO (Photo: Chesnot/Getty Images) The Omicron variant has been detected in 37 U.S ...

NEW YORK -- You better start stocking up on your surgical or N95 or KN95 masks. Studies are emerging that cloth masks are not as effective in preventing the spread of COVID. A study released in ...

Although N95 masks are most effective in blocking the transmission of the coronavirus, cloth and surgical masks also help, especially if everyone in a room is wearing them, experts and multiple ...

• A new study found that washing and drying reusable cloth masks can still work after several washes. • After 52 washes, cloth masks still effectively filtered the virus out. • Cloth masks offer some ...

Researchers from the Universities of Bristol and Surrey have found that well-fitting, three-layered cloth masks can be as effective at reducing the transmission of COVID-19 as surgical masks. At the ...

N95 and KN95 respirator masks reduce the odds of testing positive for Covid-19 by 83% compared to 66% for surgical masks and 56% for cloth masks, according to a real-world study published Friday by ...