MOUNTLAKE TERRACE, Wash. — Surgical masks continue to be in very short supply across the country as the coronavirus continues to spread. The head of Providence Medical Centers has said some of their ...

If you don’t want to double mask, here’s how to make surgical masks more effective "Knotting and tucking" or using a mask-fitter results in big improvements to the effectiveness of existing masks.

The CDC is expected to recommend that all Americans wear masks in public. Here's how to make the most effective mask possible, using stuff you have lying around the house. Why masks aren’t better at ...