With the delta variant surging and health officials urging indoor mask use — and requiring masks indoors for many Bay Area locations — you've likely pulled out ...

If you only have a single-layer or loose-fitting mask, it may be smart to wear two at once. To double up, wear one cloth mask over another, or wear a cloth mask over a surgical mask. Experts have long ...

So by now most of us have figured out our responsible non-medical grade face covering system that works: a DIY mask, a sporty athleisure-brand designed one that promises not to make your skin break ...

Many prominent figures, including President Joe Biden and Vice President Kamala Harris, have started wearing two face masks as the coronavirus enters its second year with multiple, more contagious ...

Upgrading your mask can really make a big difference, according to a study published Wednesday by the Centers for Disease Control and Prevention. Wearing a double mask or fitting a single mask more ...

Correction: An earlier version of this story included a factually inaccurate quote about the restrictiveness of N95 masks. The researcher later said he misspoke, and the story has since been updated ...