Until the worldwide explosion of the omicron variant, it seemed that showing your vaccination card would be enough to resume many aspects of normal life. Increasingly, however, you also may need to ...

As the nation experiences what many experts believe is the second-largest wave of COVID infections since the pandemic started, many Americans will be checking to make sure they don’t have the ...

It has been over three years since Covid-19 cases were first diagnosed in the United States. And while President Joe Biden announced last week that he intends to end the state of national emergency ...

If you have symptoms but get a negative home test result, you may need to keep taking precautions and test again (and again). By Tara Parker-Pope What does a negative result on a home Covid-19 test ...

You wake up with a scratchy throat, runny nose, and persistent cough, but your at-home COVID-19 test reads negative. How is this possible? The short answer is yes—you can still be infected. Many other ...