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 ...

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 ...

As fall temperatures set in, cold and flu season gets into full swing, and holiday travel picks up, people will undoubtedly have questions about Covid-19 testing. Is this the year people can finally ...

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 ...

Rampant community transmission of the coronavirus and a crippled vaccine rollout have boxed people into a corner: Many are relying on negative test results, inherently limited in usefulness, as a ...