Common Cold May Trigger Positive COVID-19 Antibody Test

There are seven different coronaviruses that cause respiratory illness, and at least two of them may make you more resistant to SARS-CoV-2 infection.

STORY AT-A-GLANCE

• There are three types of COVID-19 tests: molecular, antigen and antibody. Molecular and antigen tests detect active infections, whereas the antibody test will tell you if you’ve developed antibodies in response to a previous SARS-CoV-2 infection

• There are seven different coronaviruses known to cause respiratory illness in humans. The ant…