The CDC has released a new quiz that tells you the best time to test, how long to isolate, and whether to wear a mask if you've been exposed to COVID. The tool only requires answering a few simple ...

Not long ago, we were all masters of covid math. When the pandemic began in 2020, the number stuck in our minds was 14: If we (or any close contact) got a positive COVID-19 test, we were supposed to ...

With so many changing guidelines recently, it's tough to keep track of when to isolate or quarantine — and for how long you should stay away from others. But with COVID-19 cases on the rise again in ...