Antigen tests check for current COVID-19 infection and give results in 15 to 30 minutes. Antibody tests show if you've had a past infection or vaccination, but not an active infection. Antigen tests ...

San Francisco is known for its fog. Sitting at the intersection of warm air flowing from California’s interior and cool air moving in from the Pacific, low-lying fog and clouds are a common sight. But ...

But while black mold is easy to identify, what about pink mold? This often shows up as a light pink pigment or ring around shower drains or tile grout, and is not as noticeable. Despite not being as ...

An IgE blood test measures antibodies to help diagnose allergies. High levels of IgE antibodies can mean you have an allergy to something. Your healthcare provide may do additional testing to ...

Steffini Stalos, DO, FCAP, is a pathology and lab medicine physician. She is also the chief medical officer of the lab consultancy firm Blood Associates, LLC. Mean corpuscular hemoglobin concentration ...