From the CDC website, COVID-19 ‘positive result’ just means you’ve previously contracted the “common cold”
"... a positive result means that you have antibodies from an infection with a virus from the same family of viruses (called coronaviruses), such as...
CDC’s Coronavirus test-kits were tainted with Coronavirus, the Feds confirm.
As the new coronavirus took root across America, the US Centers for Disease Control and Prevention sent states tainted test kits in early February....