Glow-in-the-dark coughs and sneezes? In the coronavirus era, this is what it takes for scientists to figure out which masks work best at stopping aerosol droplets from spreading after a cough or a ...

Stepping out during pollution season in many Indian cities feels like walking through a soft cloud that you cannot escape. The air smells burnt, your eyes sting a little, and you can almost feel the ...

Choosing a face mask shouldn’t feel like a guessing game, yet many people unknowingly use formulas that work against their skin instead of helping it. A mask that’s perfect for one person can clog ...

WASHINGTON — We’ve already been through two winters with COVID-19, but this year, we have three viruses on our minds: COVID-19, the flu, and RSV. The numbers are up, and Rochelle Walensky, director of ...