Third, the test may be a false negative. Home antigen tests are less accurate than PCR tests. If you have a high likelihood of contracting Covid-19 — for example, if you were exposed to someone who ...

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 we get into another winter holiday season, COVID is still part of our lives. And although it's hard to predict exactly what this year's cold, flu and coronavirus season will look like, experts want ...