New research shows that while many cloth and medical masks fall short against tiny airborne particles, simple hacks like overmasking or using braces can dramatically improve your protection, yet only ...

The highly transmissible omicron variant is sweeping the U.S., causing a huge spike in covid-19 cases and overwhelming many hospital systems. Besides urging Americans to get vaccinated and boosted, ...

It's important to mask up in the face of the highly transmissible Omicron variant. Cloth masks don't offer adequate protection, so opt for an approved medical-grade mask instead. Beware of counterfeit ...