SAN FRANCISCO -- As fears rise over China's coronavirus outbreak spreading to the United States, more and more people are looking for ways to protect themselves. One of the most in-demand items are ...

Face masks can help to reduce transmission of respiratory viruses such as influenza, according to experts and medical ...

When the COVID-19 pandemic took off in 2020, so too did questions over the effectiveness of wearing a face mask to prevent the spread of the virus. Now, four years later, what does the science say? In ...

PARIS (AP) — The worldwide race to protect people against being infected by unwitting coronavirus carriers intensified Thursday, pitting governments against each other as they buy protective gear and ...