While early research on asymptomatic transmission has shown that some asymptomatic individuals will test positive two to three days before developing symptoms, we would definitely not expect a positive diagnostic test for COVID-19 one day after exposure. The diagnostic test, known as a “PCR test,” works by detecting genetic materialContinue Reading

STAT News writes about the difficulties for Covid-19 testing at a national scale when each state has its own approach to testing. A recent study of regional off-site Covid-19 testing centers and public health departments conducted this summer revealed that the Federal decision to … … shift the responsibility for managing Covid-19 testingContinue Reading