States across the U.S. are moving to end some indoor mask mandates as Covid-19 cases from the omicron-fueled surge continue to subside. California, Connecticut, Delaware, New Jersey and Oregon and ...

For people with compromised immune systems or children too young to be vaccinated, the end of the mask mandate for planes, trains and busses could be unnerving. That’s because experts say masks work ...

Stay safe out there with the increase of the new COVID-19 variant while using these highly protective face masks. Healthcare experts are Americans once again to consider wearing face masks while in ...

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 ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." With new variants come symptoms like a sore throat, fever, cough, and fatigue, so it's important to mask ...

WASHINGTON, March 1, 2022 -- Like many other viruses, COVID-19 is transmitted primarily via particles carried in the air. An infected person breathes out particles containing the virus into the air, ...

With the Environmental Protection Agency issuing air quality warnings for several states over the smoke from the Canadian wildfires, it’s important to understand and obtain the correct protection. One ...