Hepatitis A blood tests check for immunoglobulin M (IgM) and immunoglobulin G (IgG) antibodies. An IgG-positive and IgM-negative result may suggest immunity to hepatitis A. A doctor may request a ...

COVID cases are starting to creep up again in the U.S., and it’s understandable to have new questions about the virus and the newest CDC guidance on isolation after a positive test. After all, it’s ...

Nothing puts a damper on your holiday plans like a positive COVID-19 test, am I right? But what if that line is, like, super faint? Do you still have COVID—or can you go ahead and attend your office ...

If a person experiences joint pain and tests positive for an antinuclear antibody (ANA) test, this may suggest the presence of an underlying condition causing joint problems and discomfort. An ANA ...

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 ...

When you’re feeling sniffly, congested, or run down, you may be experiencing COVID symptoms and it’s a good idea to test yourself for COVID-19, especially in the midst of new variants like EG.5 (Eris) ...

Faced with a positive human papillomavirus (HPV) test, patients are quickly overwhelmed by anxiety-inducing questions. It is crucial to provide them with adequate responses to reassure them, ...