Last updated June 7, 2022

If you’ve been vaccinated against COVID-19, you may be thinking about getting an antibody test to see if the vaccine “worked.” 

Antibody testing identifies individuals who may have developed an immune response after infection with SARS-CoV-2, the coronavirus responsible for COVID-19 disease.

But can these antibody test results really tell you if the COVID-19 vaccine was effective? Here...