NATIONAL (KTNV) — The CDC says antibody testing for coronavirus might be wrong up to half the time.
The antibody tests can show If you have been infected with COVID-19 in the past.
But the CDC says the tests shouldn't be used to make important policy decisions for places like schools or jails.
The agency is urging health officials to use the most accurate tests they can find.
If you're planning on getting tested, you may have to do it twice.