In some states and major cities, it’s now mandatory to wear a mask in public to prevent the spread of COVID-19. That mask could be anything from a handkerchief to a designer cotton mask to a ...

SAN FRANCISCO (KGO) -- As multiple large wildfires rage in the Bay Area, we now need to mask up for another reason. Air quality in parts of the Bay Area was the worst in the world Wednesday, with much ...

The Centers for Disease Control and Prevention recommended the general public wear some kind of face covering or mask several months ago. Since then, more people have searched for and bought a mask.

You might not know it, but the N95 respirator actually has a close cousin. One variation of the mask has an exhalation valve right in front of the mouth. It’s a one-way trip for airflow. When you ...

Masks and other face coverings have become as necessary as your smartphone or wallet when leaving the house amid the coronavirus pandemic. But as people begin to ease back into public life, experts ...

At this point, we know that wearing a face mask is a crucial way to help prevent the spread of COVID-19. But a mask with a valve is not an ideal choice, the Centers for Disease Control and Prevention ...

A new study using lasers suggests that face shields and masks outfitted with an exhaust valve aren’t particularly great at protecting others from tiny respiratory droplets containing contagious germs ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. November 11, 2020 Add ...

Corrections & Clarifications: A previous version of this article incorrectly spelled the name of Dr. Kristine Romine. Masks mandates are in place in cities across Arizona, and these mandates are ...

The Centers for Disease Control and Prevention recommended the general public wear some kind of face covering or mask several months ago. Since then, more people have searched for and bought a mask.