NEW HAVEN, Connecticut (WPVI) -- A new Yale university study says saliva samples are better than the deep nasal swabs in testing for the coronavirus. In tests with patients and hospital workers, ...

Oregon is once again facing a COVID-19 test shortage. With commercial labs swamped, Oregon is one of several states turning to universities to develop new tests. On Thursday, the University of Oregon ...

NEW YORK -- Should you take your COVID tests by swabbing your throat instead of your nostril? ABC's Chief Medical Correspondent Dr. Jen Ashton says it really depends on the test. Dr. Ashton joined ...

So let’s find out if there are microbes living on the surfaces around you, and how we can see them in action. “Our immune ...