A new study examines the efficacy of particle filtration by woven fabric, which consists of fibers twisted together into yarns. There are, therefore, two lengthscales: the diameters of the fiber and ...

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. "Wearing a ...

Add Yahoo as a preferred source to see more of our stories on Google. The Covid-19 Omicron variant is currently surging across the country, with case numbers reaching an all-time high and many ...

This article was written for our sponsor, Easy Masks. A year ago face masks were typically donned in operating rooms and on Halloween only. Today, almost everyone is wearing one daily. Other WRAL Top ...

(CNN) -- The US Centers for Disease Control and Prevention updated its mask information for the American public on Friday, including clarifying that certain types of masks and respirators offer more ...

Results of a new study by environmental health scientists at the University of Massachusetts Amherst suggest that inexpensive cloth masks worn by people who hope to reduce their exposure to air ...

COLUMBUS, Ohio — In the last week, we have been keeping track of your e-mails coming into our newsroom, asking for clarity on what type of mask offers the best protection. Arguably, it’s the most ...