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 ...

Three relatives test positive for methamphetamine but claim results are false and provide independent negative tests.

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 ...

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 ...

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 ...

As flu cases rise across the country, here is everything to know about testing yourself for the illness at home.

In January 2022, Anthony Arenz, a 51-year-old living in Mesa, Arizona, breathed a small sigh of relief. The Galleri blood test, which screens for 50 types of cancer, hadn't detected any positive signs ...

While COVID-19 never fully went away the way many of us hoped it would when we were embracing Zoom happy hours and worked from home in March of 2020, ramped-up testing efforts have made it easier to ...

LITTLE ROCK -- An evidence suppression hearing for a Crittenden County man indicted on one count of being a felon in possession of a firearm went bust in federal court Tuesday -- literally -- when the ...

Please provide your email address to receive an email when new articles are posted on . The rate of non-CRC malignancies at 1 year was 0.8% in the false-positive group and 0.9% in the true-negative ...