Ongoing studies shows why covid 19 protection wanes over time. Know the factors behind waning immunity, why booster doses are ...

These devices can help protect against COVID, but research has shown that they’re not as effective as masks. It's best to use face shields in addition to masks. Do you need to wear a mask after ...

India faces a severe air pollution crisis every year, prompting the need for effective anti-pollution masks like the N95 to ...

Stacker consulted research from Yale Medical School and the World Health Organization to find how SARS-CoV-2 has evolved ...

The number of COVID cases increased last week to 146. Cases had been falling in April and May and were as low as 31 at the ...

A gas mask could, theoretically at least, protect against inhaling anthrax spores ... But perhaps most important of all is the filter. Not only do these have varying degrees of effectiveness ...

Do you agree with this statement ... face shields, goggles, face masks or other equipment designed to protect one from injury or the spread of infection or illness ...

DO CLOTH MASKS WORK AGAINST AIR POLLUTION? Although, cloth masks are not effective against air pollution because they do not offer protection from small PM particles or harmful gases present in the ...

Let’s face it – we’re all tired of talking about masks. But here’s the tea: one-way masking is a real game-changer for ...

It’s cold and flu season and most of us will encounter a virus at some point. So, how does our immune system work to keep us ...