At-home coronavirus screening has become a way of life for many Californians, but some medical experts are now cautioning that one test may not be enough to definitively determine whether someone is ...

Add Yahoo as a preferred source to see more of our stories on Google. As the nation experiences what many experts believe is the second-largest wave of COVID infections since the pandemic started, ...

Many of us are hearing stories lately about friends, neighbors and family members testing positive for the COVID-19 virus, even though official case numbers are likely being undercounted. Health ...

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 ...

The Food and Drug Administration now recommends that people who have been exposed to the coronavirus should have three negative at-home tests, even if they don’t have symptoms. The FDA made the change ...

In early January, more than 700 Stanford University athletes took rapid Covid tests upon returning to the campus. Those who tested negative — and some who tested positive — were also given PCR tests.

At-home rapid COVID-19 tests can reveal more about viral load than a simple positive/negative result, according to experts. "By definition, the basic technology suggests that you somehow have to go ...

Boxes of iHealth COVID-19 antigen rapid test are distributed in January in Redondo Beach. (Jay L. Clendenin / Los Angeles Times) At-home coronavirus screening has become a way of life for many ...