Whether you’re already feeling sick or want to prepare for the cold season, here’s what you should know about buying a COVID test — at-home or PCR. COVID-19 cases have been on the rise (though still ...

Last week, I was about to go on a date, and because I'm severely immunocompromised, we agreed he would take a COVID test ...

Air pollution can be easy to ignore from day to day, but over the past decades, researchers have accumulated a compelling list of evidence that it can pose a major threat to human health—from mental ...

“Is my sore throat, slight cough or runny nose COVID-19?” It’s a concern that’s still, alas, familiar to many of us in 2025. You go out, perhaps in a crowded space — or gather with friends and family ...